lit Anatyfts of the Air. 
bick inches of air; when the weather turned 
warmer it was generated again, which was 
again reforbed when it grew cool 
One fourth of a cubick inch of filings 
of Irony and a cubick inch of Oil of Vi- 
triol , with three times its quantity of water, 
generated 108 cubick inches of air. 
Filings of Iron, with Spirit of Nitre , 
either with an equal quantity of water , or 
without watery abforbed air, but mod with- 
out water. 
One fourth of a cubick inch of filings of 
Iron y and a cubick inch of Limon juice, ab- 
forbed two cubick inches of air. 
Experiment XC V. 
Half a cubick inch of Spirits of Harts- 
horn > with filings of Iron abforbed i -\-i 
cubick inches of air, with filings of Copper 
double that quantity of air, and made a 
very deep blue tinfture, which it retained 
long, when expofed to the open air. It was 
the fame with Spirit of Sal Ammoniac , and 
filings of Copper . 
A quarter of a cubick inch of filings of 
Iron , with a cubick inch of powdered Brim - 
ftone, made into a pafte with a little water, 
abforbed 1 9 cubick inches of air in two days. 
NB, 
