270 A P P E N D I jc. 
continued for fomc Weeks before the Bubble 
which they formed on the top of the Water 
wholly difappeared. 
4. But from near two Quarts of Bath Wa- 
ter, I could fcarce obtain a Quantity of Air 
equal to the Size of half a Pea, which may be 
owing both to its Warmth which will caufe 
the elaftic Spirit to fly off, and aUb to its 
fubtile Sulphur which may fix that Spirit. 
y. I heated fome of this Water in an in- 
verted Veflcl, which was half full of common 
Air, to try if the Fumes would abforb any 
of it, but when the Veffel was cold, I found 
none of it abforbed. Whence we fee, that 
when Bath Water cures Flatulencies in the 
Stomach, it does not do it by abforbing the 
flatulent Air generated in the Stomach, but 
feems rather to efFed it, by preventing the a-^ 
rifing of much Air from the Contents of the 
Stomach, by means of the fubtile Sulphur 
contained in it, in the fame manner as the 
Fumes of Brimftone do effeftually check the 
Ferment of fpirituous Liquors. And fince 
the ftrongeft fulphureous Fumes, fuch as thofe 
which arife from burning Brimftone, as al(b 
from the violent Ferment, which is made by 
Spirit of Nitre, poured on powdered vitriolic 
Stones, 
