C *66 ] 
Ta k e Foul* Pounds in Weight of the beft Oil of 
Vitriol, and as much in Weight (not Meafurc) of the 
bed Alcohol, or the higheft rectified Spirit of Wine. 
1. Firft, pour the Alcohol into a chofen glafs Re- 
tot 1 ; then pour in, by little and little, One Ounce of 
Oil of Vitriol ; then fhake the Retort, till the Two 
Liquors are thoroughly mixt, when the Retort will be- 
gin to grow warm ; then pour in more of the Spirit 
of Vitriol, and fhake it again; then the Retort will 
become very hot. Do not pour in the Spirit of Vi- 
triol too fad, or too much at a time, left the glafs 
Retort, by being heated too fuddenly, fhould burft : 
You muft allow about an Hour’s time for pouring in 
the Spirit of Vitriol, not pouring in above an Ounce 
at a time, and always fhaking the Retort, till the 
whole Quantity of the ponderous mineral Spirit is 
intimately united with the light inflammable vinous 
Spirit. 
2 . In the next place, examine with your Hand the 
Heat of the glafs Retort, and have a Furnace ready, 
with the Sand in the iron Pot, heated exattly to the 
fame Degree as the Retort has acquired by the Mix- 
ture of the Two Liquors : Take out fome of the Sand, 
and, having placed your Retort in the Middle of the 
iron Pot, put in the hot Sand again round the Retort, 
and apply a capacious Receiver to it ; fet it into cold 
Water, and wrap it over with double Flannel dipped 
in cold Water. 
Raife your Fire gradually *, that the Drops may 
fall fo faft, that you may count Five or Six between 
each, 
* Force it from the Beginning with a pretty ftrong Fire, that not 
pnly the Spirit of Wine be carried over, but the Oil of Vitriol along 
with 
