f 208 J 
40. Two handfuls of leaves of 
French beans were put in a jar of 
a gallon ; it was kept inverted upon 
a difh, and fome-water poured upon 
it; next morning I found the air 
fo much fouled that a candle could | 
not burn init. One meafure of it 
with one of nitrous air occupied 
Ie39Q- 
41. Mier Kawing taken out fome 
of the air for trial; I placed the jar 
with the remaining air and leaves 
in the fun from nine till eleven 
o’ clock, when I. found the air fo 
much mended, that a candle could 
burn in it, and that one meafure of 
it with one of nitrous air occupied 
T.12. 
After this I replaced it again 10 
the fun till five in the afternoon, 
when I found the air fo much 
mended as to be equal in goodnels 
| ae 2. common air. 
6 42. A 
- * 
aay ee ee ee ey A eS 
