318 ESSAYS ann OBSERVATIONS | 
I made another factitious fale, by impreg- 
nating a folution of the fame alcaline fixt falt 
with fpirit of fea falt, pouring it in by 
degrees, till there appeared no effervefcence, 
and the liquor tafted briny. Four ounces 
and a half: of this fpirit were employed to 
fatiate two ounces of the fixt falt: when the 
two faline liquors were duly proportioned, 
there appeared, before evaporation, a great 
many fmall grains of white falt at the bottom 
which, as well as the liquor furrounding 
them, had the true muriatic tafte. 
Tue falt obtained out of this liquor, had 
the genuine figure of the common fea falt; 
but the chryftals were {maller, more hard, 
white and opaque: the falt is not altogether 
fo pungent as what we commonly ufe; but 
more agreeable and cooling, yet without any 
acidity. This falt, while moift, weighed 
two ounces, fix drams and a half; but, when 
well dried, and flightly decrepitate, the 
weight was reduced to two ounces and two 
drams. I put this quantity of powdered falt 
into a fmall glafs retort, and poured upon it 
two ounces of rong fpirit of nitre, which 
occafioned an ebullition with heat and fmoke. 
] proceeded to the diftillation, with a fire gra- 
dually 
