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Alkalis Stock Photos and Images
RF2GCGE90–Alchemy Alphabet: SOAP (Latin: Sapo “soap, salve”), solid piece or thick mass of oils/fats and alkalis, dissolving in water, use for washing.
RMP05T24–. English: Fleuron from book: A free and candid examination of Dr. Cadogan's Dissertation on the gout, and chronic diseases. In which are contained, some observations on the nature and effects of alkalis and acids. By William Carter, Late Fellow of Oriel College, Oxon. 100 A free and candid examination of Dr. Cadogan's Dissertation on the gout, and chronic diseases Fleuron T040169-4
RM2WB4C2B–The English physicist and chemist Sir Humphry Davy decomposing alkalis using the voltaic pile. Early 19th century Illustration from 'Les Merveilles de la science ou description populaire des inventions modernes' written by Louis Figuier and published in 1867 by Furne, Jouvet et Cie.
RMBNWCJT–Display of household items containing alkalis including baking powder bicarbonate soap toothpaste washing up liquid oven cleaner
RMP3H7J0–In the old town of Fes, visitors can take a look at the work in leather tanneries. For centuries, animal hides with bird dung stain and natural alkalis have been processed into finished leather in traditional way in pits in the ground and clay basins, analogue undated image from March 1985. Photo: Matthias Toedt/dpa-Zentralbild/ZB/Picture Alliance | usage worldwide
RM2H471HT–A scholar in a surgeon's workroom with a jar of spirits containing Saint Michael defeating a dragon with a barbued tonge; representing the scholar's knowledge of chemistry enabling surgeons to heal, by setting the beneficent force of alkalis against the noxious force of acids. Etching by P.P. Bouche, ca. 1686.
RF2C9CBC8–A typical representation of a soap, a compound of one or more of the acids obtained from fatty bodies, with alkali’s or oxides. It helps us to keep ou
RM2WKP9EK–1958 Diamond Chemicals Print Ad Diamond Alkali's contribution to the production of glass with soda ash
RF2FMKA0H–Alchemy Alphabet: ACID (Acidum), Acidic substance, corrosive sour-tasting liquid, neutralizes alkalis, dissolves some metals. Oxidant, oxidizer.
![Archive image from page 392 of The Cuba review (1907-1931). The Cuba review cubareview15muns Year: 1907-1931 ( Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes Stock Photo](https://c8.alamy.com/comp/W9GXCN/archive-image-from-page-392-of-the-cuba-review-1907-1931-the-cuba-review-cubareview15muns-year-1907-1931-pyrex-glass-a-new-borosilicate-glass-possessing-an-extraordinarily-low-ex-aiisijii-coefficient-00000032-and-great-resistance-to-sudden-temperature-changes-chemical-stability-tests-show-pyrex-glass-to-be-less-soluble-in-water-and-acids-and-about-equally-soluble-in-alkalis-compared-with-the-best-resistance-glass-either-american-or-foreign-hithertofore-offered-the-glass-contains-no-metals-of-the-magnesia-lime-zinc-group-and-no-heavy-metals-the-low-ex-dansion-coefficent-makes-W9GXCN.jpg "Archive image from page 392 of The Cuba review (1907-1931). The Cuba review cubareview15muns Year: 1907-1931 ( Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes Stock Photo")
RMW9GXCN–Archive image from page 392 of The Cuba review (1907-1931). The Cuba review cubareview15muns Year: 1907-1931 ( Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes
RM2AFHT3F–. Postoperative treatment; an epitome of the general management of postoperative care and treatment of surgical cases as practised by prominent American and European surgeons. the excitation of inflammation;but many of the old operations are at the present time abandoned as aresult of the introduction of antiseptic surgery. The use of the seton,the injection of irritating fluids, the cauterization of the fragments, theapplication of blisters and of caustic alkalis to the skin over the site ofthe ununited fracture, the introduction of electric currents, the violentpercussion with the mallet—are
RMD8B2HN–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RF2WNNTKD–pH scale. Universal Indicator pH. Monitor pH for Alkaline and Acid levels. Litmus paper color chart. vector illustration
RFRTBGWH–The green vegetable leaf pattern is organic cultivation hydroponic farm. Nature economic business concept
RM2WB4C03–The English physicist and chemist Sir Humphry Davy decomposing alkalis using the voltaic pile. Early 19th century Illustration from 'Les Merveilles de la science ou description populaire des inventions modernes' written by Louis Figuier and published in 1867 by Furne, Jouvet et Cie.
RMP3H7FT–In the old town of Fes, visitors can take a look at the work in leather tanneries. For centuries, animal hides with bird dung stain and natural alkalis have been processed into finished leather in traditional way in pits in the ground and clay basins, analogue undated image from March 1985. Photo: Matthias Toedt/dpa-Zentralbild/ZB/Picture Alliance | usage worldwide
RMPG3RDR–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. 528 THE PATHOGENIC SLmE-FUNGI. considered qtiite a safe interval, but seven years is, and with good management the disease, though by no means uncommon, only then attains serious dimensions in moist seasons. Massee points out that the development of the fungus is favoured by acids and checked by alkalis; this explains the well-known beneficial eflfects of dressings of lime or potash in keeping the disease in check.
RF2PENAGT–Chemicals line vector icons and signs. Solvents, Compounds, Compounds, Reagents, Gases, Halides, Metals, Oxides outline vector illustration set
RF2FMD7MP–Alchemy Alphabet: ACID (Acidum), Acidic substance, corrosive sour-tasting liquid, neutralizes alkalis, dissolves metals. Oxidant, oxidizer, oxidiser.
RMW9GNM0–Archive image from page 304 of The Cuba review (1907-1931). The Cuba review cubareview15muns Year: 1907-1931 ( Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be Jess soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low exiDansion coeffic'ent makes it
RM2AXFRJF–Scientific amusements . uch as oxides of barium, stron-tium, etc. Bases may be defined as the converse of acids. Acids and alkalis are then evidently opposite in char-acter, and yet they readily combine, and in chemistry weshall find that unlike bodies are very fond of combining(just as opposite electricities attract each other), and thebody made by this combination differs in its propertiesfrom those of its constituents. Salts are composed of acids and bases, and are con-sidered neutral compounds, but there are other bodies notsalts, which likewise come under that definition—sugar^ for PliEPA
RMD8B2NK–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RMP3H7HY–A worker controls alkalis and pickling of Gerberbottichen. In the old town of Fes, visitors can take a look at the work in leather tanneries. For centuries, animal hides with bird dung stain and natural alkalis have been processed into finished leather in traditional way in pits in the ground and clay basins, analogue undated image from March 1985. Photo: Matthias Toedt/dpa-Zentralbild/ZB/Picture Alliance | usage worldwide
![. The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th Stock Photo](https://c8.alamy.com/comp/PG0JY4/the-cuba-review-cuba-periodicals-pvrex-glass-a-new-borosilicate-glass-possessing-an-extraordinarily-low-expansion-coefficient-00000032-and-great-resistance-to-sudden-temperature-changes-chemical-stability-tests-show-pyrex-glass-to-be-less-soluble-in-water-and-acids-and-about-equally-soluble-in-alkalis-compared-with-the-best-resistance-glass-either-american-or-foreign-hithertofore-offered-the-glass-contains-no-metals-of-the-magnesia-lime-zinc-group-and-no-heavy-metals-the-low-ex-dansion-coefficent-makes-it-possible-to-make-pyrex-beakers-and-flasks-with-wall-slightly-thicker-th-PG0JY4.jpg ". The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th Stock Photo")
RMPG0JY4–. The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th
RF2PF3JNN–Chemicals products line vector icons and signs. products, fertilizers, pesticides, solvents, paints, detergents, fuel,gas outline vector illustration
RF2GN09D2–Alchemy Alphabet: ACID (Acidum) / VINEGAR (Acetum) < «Vyn egre» sour wine < Lat.: vinum (wine) + acer (sour) — corrosive sour-tasting liquid, oxidant.
RMT1J0M9–Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplant00tube Year: 1897 528 THE PATHOGENIC SLIME-FUNGI. considered quite a safe interval, but seven years is, and with good management the disease, though by no means uncommon, only then attains serious dimensions in moist seasons, Massee points out that the development of the fungus is favoured by acids and checked by alkalis; this explains the well-known beneficial effects of dressings of lime or potash in keeping the dise
RM2AFM2NM–. Local and regional anesthesia : with chapters on spinal, epidural, paravertebral, and parasacral analgesia, and on other applications of local and regional anesthesia to the surgery of the eye, ear, nose and throat, and to dental practice. inal puncture should neverbe used for any other purpose, and should be sterilized by boilingin plain water. No alkalis or antiseptics should be used. Alkalisdestroy the anesthetic agents, and a small dose of antiseptic mayprove irritating to the cord. The site of puncture should be prepared by cleansing with soapand water only, or, if antiseptics are used,
RMD8B2GY–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RMP3H7HF–One worker carries animal hides from one tannery vat in the next. In the old town of Fes, visitors can take a look at the work in leather tanneries. For centuries, animal hides with bird dung stain and natural alkalis have been processed into finished leather in traditional way in pits in the ground and clay basins, analogue undated image from March 1985. Photo: Matthias Toedt/dpa-Zentralbild/ZB/Picture Alliance | usage worldwide
![. The Cuba review. Cuba -- Periodicals. Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make PjTex beakers and flasks with wall slightl}' thicl- Stock Photo](https://c8.alamy.com/comp/PFTXDN/the-cuba-review-cuba-periodicals-pyrex-glass-a-new-borosilicate-glass-possessing-an-extraordinarily-low-ex-aiisijii-coefficient-00000032-and-great-resistance-to-sudden-temperature-changes-chemical-stability-tests-show-pyrex-glass-to-be-less-soluble-in-water-and-acids-and-about-equally-soluble-in-alkalis-compared-with-the-best-resistance-glass-either-american-or-foreign-hithertofore-offered-the-glass-contains-no-metals-of-the-magnesia-lime-zinc-group-and-no-heavy-metals-the-low-ex-dansion-coefficent-makes-it-possible-to-make-pjtex-beakers-and-flasks-with-wall-slightl-thicl-PFTXDN.jpg ". The Cuba review. Cuba -- Periodicals. Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make PjTex beakers and flasks with wall slightl}' thicl- Stock Photo")
RMPFTXDN–. The Cuba review. Cuba -- Periodicals. Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low ex])aiisijii coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make PjTex beakers and flasks with wall slightl}' thicl-
RMW0ARA3–Heinsdorfergrund, Germany. 26th June, 2019. Firefighters have hung their clothes on a fence after a fire in front of an electroplating company. The company's production hall in the Unterheinsdorf industrial estate south of Reichenbach was completely on fire, a police spokesman said. Credit: Igor Pastierovic/dpa-Zentralbild/dpa/Alamy Live News
RM2AG0YT7–. The Post-Office annual Glasgow directory. Sole Proprietors of the Original TAURIL J o in ting —Stops Leaky Jointswhere other materialsfail. Suitable for High-pressure & SuperheatedSteam, Alkalis, Am-monia, &c. In StandardSheets or Gut Joints toSpecification for a 11classes of work. Usedby all the principalShipbuilding & Engin-eering firmSjSteamshipCompanies, &c. &c. pegd. office:50 WELLINGTON ST. WORKS :GOVAN ROAD, GLASGOW. Ill 111 IIS mm Ness.
RMD8B2NH–Male high school student of middle eastern decent, uses beaker during science fair demonstration
![. The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th Stock Photo](https://c8.alamy.com/comp/PG0JYF/the-cuba-review-cuba-periodicals-pvrex-glass-a-new-borosilicate-glass-possessing-an-extraordinarily-low-expansion-coefficient-00000032-and-great-resistance-to-sudden-temperature-changes-chemical-stability-tests-show-pyrex-glass-to-be-less-soluble-in-water-and-acids-and-about-equally-soluble-in-alkalis-compared-with-the-best-resistance-glass-either-american-or-foreign-hithertofore-offered-the-glass-contains-no-metals-of-the-magnesia-lime-zinc-group-and-no-heavy-metals-the-low-ex-dansion-coefficent-makes-it-possible-to-make-pyrex-beakers-and-flasks-with-wall-slightly-thicker-th-PG0JYF.jpg ". The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th Stock Photo")
RMPG0JYF–. The Cuba review. Cuba -- Periodicals. Pvrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low ex]Dansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicker th
RMW0AR94–Heinsdorfergrund, Germany. 26th June, 2019. Firefighters have hung their clothes on a fence after a fire in front of an electroplating company. The company's production hall in the Unterheinsdorf industrial estate south of Reichenbach was completely on fire, a police spokesman said. Credit: Igor Pastierovic/dpa-Zentralbild/dpa/Alamy Live News
RM2AJ0ETB–The five great monarchies of the ancient eastern world; or, The history, geography, and antiquites of Chaldaea, Assyria, Babylon, Media, and Persia . Assyrian gl;iss bottles and bowl.. it with additional c-race and beautv. Assyrian srlasswas either transparent, or stained with a single uniformcolour.^ It was composed in theusual way, by a mixture of sandor silex with alkalis, and, like theEgyptian,^ appears to have beenfirst rudely fashioned into shapeby the blow-pipe. It was thenmore carefully sliaped, and wherenecessary hollowed out by a turn-ing machine, the marks of whichare sometimes stil
RMD8B2FY–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RMPFYKR7–. The Cuba review. Cuba -- Periodicals. Pyrex Glass—-a new borosilicate glass possessing an extraordinarily low expansion coefficient, 0.0000032, and great resistance to sudden temperature changes. Chemical stability tests show Pyrex glass to be Jess soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either American or foreign, hithertofore offered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low exiDansion coeffic'ent makes it possible to make Pyrex beakers and flasks with wall slightly thicl':er
RM2AKXJ2J–Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon . o generatehydrogen, but they are either dangerous or costly or cumbrous.Amongst these may be mentioned the reaction between slakedlime and zinc, between steam and fused zinc, between sodiumand water, or potassium and water, and between zinc or aluminiumand either of the caustic alkalis. In any case the generation of the gas on the field of battlewould be out of the question, and the English method of usingthe compressed gas in steel cylinders is now ever
RMD8B2G8–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RMPG227H–. The Cuba review. Cuba -- Periodicals. Pyrex Glass—a new borosilicate glass possessing an extraordinarilv low expansun coefficient, 0.0000032, and great resistance to sudden temjierature changes. Chemical stability tests show Pyrex glass to be less soluble in water and acids and about equally soluble in alkalis, compared with the best resistance glass, either .merican or foreign, hithertofore ofTered. The glass contains no metals of the magnesia-lime-zinc group and no heavy metals. The low e.vpansion coefficent makes it possible to make Pjtcx beakers and flasks w^th wall slightly thicVer tha
RM2AWGA9A–Annual report of the Regents . one gave a transparent and greenish colored glaze, which showeda tendency to blister; alkalis added alone gave the same result.It is, therefore, necessary to add other materials with the lead.Good results were obtained by adding iron alone, but the combina-tion of chromium, manganese and iron produced the best effect.The chromium, Mr Griffen finds, takes from the iron its tendencyto run into greenish and yellowish tints. The best form in whichto introduce the chromium is as chromate of lead, this giving thefinest color effect; but, as an excess of this sort also
RMD8B2GX–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RM2AWTCYR–Canadian grocer July-December 1907 . ure canesugar, the choicest cocoa beans, and thetinest of fruits and flavorings. The violetand rose flavors arc made from theflowers themselves, the peppermint andwintergreen from the leaves of theplants, and so on throughout the entirelist. Lowneys cocoa consists of thechoicest cocoa beans ground to thefineness of flour. It contains no groundcocoa shells, flour, starch, dyes, alkalis,or other adulterants. It is a strictlyhigh grade cocoa, the best that it ispossible for a manufacturer to makeFrom the best ingredients obtainable. During the show this firm s
RMD8B2GE–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RM2AXJKBJ–Guide books of excursions in Canada1-10 . Amphibolite resulting from alteration of limestone, cut by pegmatite.of Glamorgan batholith near Bear lake. Eastern border actually immersed in it as in the case of the included frag-ments, has notwithstanding this fact transfused into thelimestone not only silica, alumina and alkalis, as might beexpected, but also large amounts of magnesia and iron.The limestone evidently fixed certain constituents of thegranite magma in relatively greater abundance than others,exerting a species of selective action. In the cutting just west of Maxwells Crossing there
RMD8B2GH–Male high school student of middle eastern decent, uses beaker during science fair demonstration
RM2ANH597–Dyeing: comprising the dyeing and bleaching of wool, silk, cotton, flax, hemp, china grass &c. . s are shipped, as they havebeen, to distant Eastern markets, the consequences aremost serious, for the combination between mordant anddye is a very feeble one in the case of such dyes, and log-wood, with which all ordinary blacks are dyed, is not itselfa fixed dye. Its permanency depends entirely on theapplication of proper mordants. Now, when copper mordantsare relied upon, and more especially if in the last processthe dyer uses alkalis or ammoniacal solutions, the coppersalts, or otherwise the ox
RM2AKFMAR–Vermont medicine . Iodid.—The Council onPharmacy and Chemistry reports that becauseof the apparently good results obtained withit. emetin bismuth iodid has been accepted forXew and Xon-official Remedies. Emetin bis-muth iodid is insoluble in water and diluteacids, but is decomposed by alkalis, and thusshould pass the stomach unchanged but exertits action in the intestines. Those who havereported on the use of the drug in amebic dys-entery report that the disappearance of amebafrom stools was generally complete and ap-parently permanent even in chronic cases ofcarriers and in cases where the hy
RM2AWFW63–The university in overalls; a plea for part-time study . d almost every other subject exceptgerms can be studied to better advantage in the light andopen. The student of chemistry could not only learnthe names of acids and alkalis with a few for ready use,he could also learn to manufacture at will, from plantssecured by his own hands, what he required. Theformulas used and reactions obtained from such experi-ments would never be forgotten. The Government of Ontario is a pioneer in carryinguniversity training to the mining camps. Nova Scotia isa close second. For a number of years a professor f
RM2ANH1JD–Journal . in and caused to circulate through thebasket; next, water is forced through, the basket beingslowly revolved during this washing operation ; and, lastly,the rapidity of rotation is increased and air forced throughthe apparatus to dry the goods.—W. E. K. VII.-ACIDS, ALKALIS, AND SALTS. PATENT.S. Improvements in the Manufacture of Sulphates of Soda and Potash, and in the Apparatus employed therefor. A. Walker, Irvine, N.B. Eug. Pat. 97GO, July 1-2, 1887. 8</.The apparatus consists of two parts, each containing arevolving cylinder of iron lined with fireclay, heated bybeing enclosed
RM2AN2RY8–Electrical news and engineering . n, and for fluids,whetlier containing acids or alkalis. The Unchokeable Pump, Limited, is supplying 0 in. vertical pumps, with special impellers, for sand and smallsti>nes, for the Mersey Docks and Harbor Board, tEngland.These arc to be used for throwing up excavated mattercontaining small stones to a height of 120 ft. These pumpsif used to, throw to a height of (io ft., can handle stones upto :< in. diameter. A Convenient Lamp Rack The lamp-rack illustrated below is the property of theSun Electrical Co. of Regina. Sask., and is one of the neat-est displ
RM2ANGYYA–Journal . n the Mnnufacture of Cement and Porcelain. OwainHughes, Bangor. Eng. Pat. 2619, February 22, 1888. 6rf.AccoKDixG to this invention, cement is manufactured fromground slate in conjunction with lime; and slate waste,ground or otherwise, may be used as a substitute for trass,pazzolanos, clay, or any matter in which silica, alumina,alkalis, iron, manganese, magnesia, or any other ingre-dients foimd in slate, are present, for the manufacture ofcement in combination with lime.—E. G. C. -4/1 Improved Oil Cement. W. Alber, Berlin, Germany. Eng. Pat. 7020, May 11, 1888. 4d.The inventor claims
RM2AWEX52–Iron corrosion; anti-fouling and anti-corrosive paints . action ofsmoke fumes, weak acid gases, dilute liquid alkalis, etc.When iron is left in the open air, and thus exposed to theinfluence of depositions and condensations of water, ^ rainand snow, brought about by fluctuations of temperature, itrusts, i.e., the iron—whether wrought or cast, rolled iron orsteel—acquires a red incrustation, pulverulent when dry, IRON-CORBOSION AND ANTI-CORROSIVE PAINTS. 31 easily rubbed off, and leaving a clean surface underneathprovided the reaction has not occurred more than once andfor only a short time. If
RM2AM5YJT–Practical physiological chemistry : a book designed for use in courses in practical physiological chemistry in schools of medicine and of science . ure leucin crystallizes in thin, white hexagonal plates.Crystals of pure leucin, obtained as a decomposition product ofthe proteid gliadin, are reproduced in Fig. 24. Impure leucinis a slightly refractive substance, which generally crystal-lizes in balls having a radial structure or in aggregations ofspherical bodies. Fig. 104, page 326. It is rather easily solublein water (46 parts), alcohol, alkalis, ammonia and acids. Onheating to 1700 C, leucin
RM2ANDA0J–American journal of pharmacy . the rJiaponticiim exhibits a distinctly salmon-red shade. Canaigre with the same reagent gives a brownish color.To apply the test, place upon a glass surface a small amount of pow-der, and moisten it with a drop or two of ordinary ammonia water.At once the color reaction becomes apparent. A mixture of thetwo rhubarbs cannot thus be detected, as the pink of the rhaponti-cinn is masked by the stronger yellow of the Chinese variety. The Am. Jour. Iliiirin. iMnrcli.lSsm i Ilic Kliubarbs and a Probuhle Adulterant. 35 stronger alkalis did not afford satisfactory result
RM2AG7AN7–. Journal. ing, Printing, and Finishing Textiles, Yarns, and Fibres 965 .—Colouring Wood, Paper, Leather, &c 968 —Acids, Alkalis, and Salts, and Non-Metallic Elements 968 .—Glass, Pottery, and Enamels 970 —Building Materials, Clays, Mortars, and Cements 970 •—Metallurgy 972 •—Electro-Chemistry and Electro-Metallurgy .. 970—Fatty Oils, Fats, Waxes, and Soap 977 ST Spscificatioss may be obtained by post by remitting as follows :— En»K»».—8<f. each, to the Comptroller of the Patent Office, C. K. Dalton, Esq., Southampton Buildings, Chancery Lane. London, W.C. nittd Stales.—li. each, to the Sec
RM2AXF1X6–The Wallkill Valley in art and story . not contain a V either lead or zinc. JJJ V None of these paints contain any Water, Alkalis, Benzine, Petroleum, Kero- JA sene, Fish Oil, Barytes, Whiting, or other adulterants. They are not Patent, a* Chemical, or Fireproof. .They are all Made with Pure Linseed Oil Only. They are strictly pure and FREE FROM ALL FORMS OF ADULTERATION. They are sold subject t-.Chemical Analysis. The Whites and Light colors contain only: Pure White Lead, Pure White Zinc. Pure Lin-seed Oil, Pure Turpentine Dryer, Pure Tinting Colors. THE PAINTS ARE MADE FOR PAINTING HOUSES. N
RM2AJJEH5–Studies on fermentation : the diseases of beer, their causes, and the means of preventing them . ton. Medium Svo. 21s. Vol. II., Metals. Part I. With Illustrations. Svo. 18s. (Part II. in the Press.) LESSONS IN ELEMENTARY CHEMISTRY, IN- ORaANIC AND ORGANIC. By Professor H. E. Roscoe, F.R.S.With numerous Illustrations, and Chromo-litho of the Solar Spectrum, andof the Alkalis and Alkaline Earths. New Edition. Fcap. Svo. 4s. Qd. A MANUAL OF THE CHEMISTRY OF THE CARBON COMPOUNDS, OR ORGANIC CHEMISTRY. By C. ScHOELEMME^ F.R.S., Lecturer in Organic Chemistry in Owens College,Manchester. Svo. 14s. A
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