^ 



;• 



Anahfts of the Air. 



<v 



inches of Air, which Air did not hrift till 

 the white fumes arofe j which was plain to 

 be feen by the great defcent of the water at 

 that time, in the receiver a zy (Fig. 33.) 



Experiment L. 



Lcfs than a cubick inch of Tallow, being 

 all diftilled over into the receiver a z y 

 (Fig. 33.) produced 18 cubick inches of 



Air. 



.-.: 



1* • 



u 



Experiment LI. 



241 Grains, or half a cubick inch ot the 

 tip of a fallow 'Deer's loom, being diftilled 

 in the iron retort, made of a musket bar- 

 rel, which was heated at a fmich's forge, pro- 

 duced 117 cubick inches, that is, 234 times 

 its bulk of Air, which did not begin to 

 rife till the white fumes arofe 5 but then 

 ruined forth in great abundance, and in good 

 plenty, alio with the foetid oil which came 

 lad. The remaining calx was two thirds 

 black, the reft afh coloured j it weighed 128 

 grains, fo it was not half wafted, whence 

 there muft remain much fulphur in it; the 



M 4 weight 









