514 The Complete 'Englifti 7)iJpenfatorjr. iPartll.

I

which they diftinguiih by the Namesoí fine and coarfe ¡ the fine levigatedis for phyfical Uiès, and the coarfefor DiMation.

Oleum, Sal Volatile, & Spiritus

Succini; Oil, Volatile Suit, and

Spirit of Amber,

' Take of coarfe Amber in fine

■ Pouder, tfe i. of Tobacco Pipes,

" Bricks, Sand, or Bole, alfo in

• fine Pouder, ft iii. mix them well,

• and with the mixture fill a Retort« half full: fet it ia a Sand Fur-' nace j fit to it a Receiver (not

• luted) make to it a Fire of the

• fir ft degree for one Hour, in-

• creafe it to the fécond, and ib

• keep it two Hours, then to the' third, in which keep it four Hours.« In the firft degree fome of the A-« cid Water, we call Spirit, with« a little of the fineft Oil, will di«« flu. In the fécond, the Spirit' and Oil will continue dropping,' and feme of its Volatile Salt will

• rife into the Neck of the Retort.« The third will elevate more Salt« with a groifer Oil ¡ and if the

• Fire be enlarg'd to the fourth de-- « gree, it will raife a thick Balfam.

' As the S alt rifes into the Neck of" the Retort, it ought to be fcraped« out with a clean flat Stick, and' put upon brown Paper to fuck up« the Oil: the Salt by this means« will be white; and if itbedeaVd' more fine, it may be diffolv'd,

• filter'd and evaporated, and it will« leave a very white Salt. When the« Diftilktion is over, and all cool,

• feparate the Oil and Spirit by a' Funnel, or other feparating Glafs.

• If the Oil is defir'd to be reftify'd,

• it may be put into a long-bodied« Retort, and placed in Sand; and« by gradual railing the Fire to the' fécond degree, there will diftil a; fin« yellow, and clear Oil. But

if a pure white and ethereal Oilbe deiired, it mult be put intoa Cucurbit, with three times thequantity of Water to that of Oil,(with which the Veflel muft notbe quite half full) and then fit onthe Head and Receiver, and gra-dually bring up the Firo to thefécond degree, or fo as to makethe Oil and Water to bubble ; andthere will diftil a pure ethereal Oil,which muft be lèparated as before.Separate the Water from the Oilthat is left in the Retort ; and be-caufè it will be impregnated withfeme Salt, put it into the Receiver,into which was made the firft Dis-tillation, and fhakeit well to rinceout the Salt, Then pour all intoa Cucurbit, fit to it a Head andReceiver ; give a gentle Fire to e-vaporate the Water, tiH the Dropsfall a little acid; then let it cool,and put it to the Spirit which fe-parated in the firft Diftilktion}rectify them together, and therewill be a Spirit of Amber.'We have included three Medi-cines in our Procefs, becaufe theyfo naturally arife out of the fame.The recliry'd Oil is fometimes in-ternally prefcribed in nervous Calés,join'd with Spirit of Sal Armoniac,or of Lavender, or other Liquors,from 5- to 1 J Drops. The thickerOil is moil us'd externally in flx'dRheumatic Pains and Aches, as alioto paralytic Limbs j but fomecommend it inwardly in old Gleets,and fay it anfwers even when thebeft Turpentime Balfams fail. TheSpirit is us'd much to the famepurpofe, both internally and ex-ternally, from 10 Drops to 5 i.in any conenient Vehicle inward-ly, and outwardly rubbed in perfe, or mix'd with other fuitable Li-quors. But the Volatile Salt isthe main part, and fo much in ufo

that