Chemical experiments and opinions : extracted from a work published in the last century.

  • Mayow, John, 1641-1679.
Date:
1790
Catalogue details

Licence: Public Domain Mark

Credit: Chemical experiments and opinions : extracted from a work published in the last century. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    rays, increafes in weight—in what the fixing.I of antimony confifts—the author's method of I fixing antimony—how fire purifies the atmof-l phere from contagion. I C H A P IV. I Of the origin of acids or acid liquors—likewife \ of the earthy part of fpirit of nitre. Spirit or acid of nitre confifts in part of an earthy ingredient—how fpirit of fulphur (vitriolic acid) is produced—it does not exift in fulphur before its combuftion—the faline part of fulphur is more of an alkaline than acid nature—fpirit of fulphur feems to be produced by its deflagration—how the faline particles of fulphur are reduced to a liquid ftate—the flame of fulphur is very different from other fire—why it is blue—is lefs cauf- | tic than common flame—oil of vitriol that comes over laft, feems toarife from the adtion j of fire—why the diftillation of oil of vitriol may be continued fo long—acid liquors dif- tilled from woods feem to be formed by the aftion of heat—as alfo the acid fpirit of fugar and honey—how colcothar expofed to the | air becomes anew impregnated with fpirit \ of vitriol—fpirit of vitriol is produced by a fermentation excited by the air—of the caule i of ruft—how liquors acquire acidity or turn i four—-