t B34 | 
two hours, had fo much altered the 
air that a wax-taper could fcarcely 
burn in it a moment, but was ready 
to go out. 
77. Six peaches of a fmall fize 
were placed under an inverted quart 
jar in the fun between nine and 
eleven; when, by examining the 
air, I found it to extinguifh a can- 
dle. One meafure of it with one 
of nitrous air occupied 1.55. 
78. One lemon Placed paces 3 
jar, containing three-quarters of | 
pint, infected the air fo aces in a 
few hours, that a candle burned 
dim in it. 
7g. One handful of of flberts were 
placed under a jar of two pints 
during the night; I found the air 
in the jar fo much fouled as to 
- extinguifh a candle. , 
Q 4 ‘Bo. Six 
