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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1897 Excerpt: ...material for coating water-pipes, in mechanical engineering for the foundations of dynamos, steam-hammers, and other machinery where jarring is to be suppressed. It is employed in various forms in naval, military, sanitary, electrical and mining constructions. It is also employed in varnishes, photography, and otherwise. 0.6-Petroleum and its products, 0.9 besides being used as an il luminant, and as a source of power and great heat in metallurgical processes, is lemployed for a vast number of other purposes. It is used in the production of gas, as an enricher of common coal-gas, and when refined the waste products are employed in the manufacture of the various kinds of aniline dyes, in the manufacture of paraffin candles, and in the manufacture of many salves, etc., used in medicine. Crude petroleum, as well as some of the refined products, is largely used as a lubricant. Name. Op Important General Characters And Associations. Constituent. Beforb Blowpipe. HYDROCAKBONS--Continued. d. CH(. Volatile, inflammable, etc. Gaseous. Variable. Occurs in the same regions and under much the same conditions Natural as petroleum. Being volatile, when in connection with oil. Gas. it is usually found above the oil. It is frequently found, how ever, in oil regions where the well yields nothing but gas. Infuso-Essen-Earthy or sometimes chalk-like material, largely or entirely made up of silicious skeletons of diatoms or rial tially with fine spicules of sponges. Feels harsh between the fingers, and glass is scratched when rubbed Earth SiOa. becomes opaque. Some yellow varieties containing iron oxide turn red. Soluble in hydrofluoric acid (Tripo-Some-than quartz; also soluble in caustic alkalies, but more readily in some varieties than in others, lite). times Occurs in quit...

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