A course of chymistry. Containing the easiest manner of performing those operations that are in physick. With curious remarks and useful discourses upon each operation / writ in French by Nicholas Lemery ; Translated by Walter Harris.

  • Nicolas Lemery
Date:
1677
Catalogue details

Licence: Public Domain Mark

Credit: A course of chymistry. Containing the easiest manner of performing those operations that are in physick. With curious remarks and useful discourses upon each operation / writ in French by Nicholas Lemery ; Translated by Walter Harris. Source: Wellcome Collection.

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    Dove. | nds of part’ F Vethee | CHEN | re by i, the B Rec: È coe RE nd in’ À f the | ry to th tt A inten, lot R rtf À J A H ly ia fi uy be] (hou | mit, MR fib a Cite | salut 7 A i | 4 : ï | | 1 A Courie of Chymifiry, 85 part of Sulphur, penetrates the AZercury, and: fix- es its parts after fuch a manner that it quite hin- ders the agitation they were in before. Now being driven by the Fire, it fublimes as it is, wont do fo fix or retain it, that 1r is forced to lofe its volatility, and.remain in the upper part of the Pot, and this is called Subliming. When it is a- lone, or with any matter, that is not able to fx it, it evaporates quite away. Cinnabar then 1s nothing but a mixture of Acid Spirits and. Afer- cury together , thus if you mix it with fome Al- kali, and drive it upwards by fre, the Acids, for Silver, muft leave the Bodies they were joyned to before, for to enter into the Alkali, and. this is what happens here, for the Acids finding the Quick-lime very porous, do leave the Afercury, and adhere to.the Quick-lime , fo that this 44er- cury being: difengaged from what held it fixt be- fore, and driven by the fire, comes forth of the Retort in form of Spirit, but the coolnefs.of the Water that isin the Recipient, condenfes it, and refolves it into Qxick-filver. A third part of the Retort 15 left empty,. be- caufe the rarified AZercury comes forth with fuch Retort, we have in Phyfick, when it is uled as ir fhould be, but is full as dangerous, when it happens in- to the hands of ;Qwacks, who ufe it upon all oc-