[ 206 } 
of water, which was kept inverted 
the whole night in a room; next 
morning a fmall quantity of air was 
obtained, which proved to be of a 
very poifonous quality; it extin- 
guifhed directly a flame. One mea- 
fure of it with one of nitrous air 
occupied 1.94; fo that an animal 
abfolutely could not have lived in 
it during one fingle minute. 
S E C- 
Tatty a Oto { 
SS ie Ee ee 
