The art of distillation, or a treatise of the choicest spagyricall preparations performed by way of distillation ... together with the description of ... furnaces and vessels also, a discourse of divers spagyrical experiments ... and of the anatomy of gold and silver / [John French].
- John French
- Date:
- 1653
Licence: Public Domain Mark
Credit: The art of distillation, or a treatise of the choicest spagyricall preparations performed by way of distillation ... together with the description of ... furnaces and vessels also, a discourse of divers spagyrical experiments ... and of the anatomy of gold and silver / [John French]. Source: Wellcome Collection.
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![be a, AAR Hi \\\\t “S LE Sake I OS {{{ PUR (A CEC Cece CS - oe PAS Boost. How to rediifie all ftinking, thick black, Oils that -are made Ly a. Retort, and to take away their ftink. | Take oyl of Amber, or any fuch ftinking oil, put itinto 4 glafs Retort, the fourth part only being full,pour on it drop by drop thefpiric of Salt, (orany other acid {pirit) and they will boil together; and when fo much ofthe {pirit is poured on that it boileth no more, then ceafeand diftill ic. Firft cometh over a ftinking water, then a clear white well fmelling oyl, andafter that a yellow oyl which is indifferent good: but the fpirie of Salt hath loft its fharpnefs : the volatile falt ofthe oyl remai- like falt Armoniack, and hath no {mell being fublimed from it. Now the reafon ofall this is, becaufe the volatile falt of the oyl whichis the caufe of the ftink thereof; is fixed by the acid {pirit of the Salt: for acid Spirits, and volatile Salts, are conttary the one to the other; and {pirie of Urine orany volatile Salt, will precipitate any metal] as well as fale of Tartar. Se Thefe oyls will remain clear, and have far more vertue, then As for common ordinary diftilled oyls, they need not, ifthey be well feparated from the water with which they. were diftil- led, any re&tifying atall : and ifyon goe about to re&tifiethem, you will lofe good part of them, and make that which. remains not atal! the better.’ But if there be any better then another for rectifying of them it is by digeftion, by which means therewill be a feparation of what is flegmatick which you may {parate afterwards; and by this means you {hall lofe none of the Oyls. a ee rhe](https://iiif.wellcomecollection.org/image/b30335255_0067.jp2/full/800%2C/0/default.jpg)
