



I I 





!' I 







27 z Anatyfis of the Air. 



the receiver, as in the whole air of the re- 

 ceiver ; this muft: be owing to the Sal Tartar 

 in the flannel lining, which muft needs have 

 abforbed one third of the fuliginous vapours, 

 which arofe from the burning Candle. Hence 

 we may not unreasonably conclude, that the 

 pernicious quality of noxious vapours in the 

 air might, in many cafes, be much rebated 

 and qualified by the ftrongly abforbing power 



of Salts. 



Whether Salts will have a good effect in 

 all, or any of thefe cafes, experience will 

 bell: inform us. There is certainly fufficient 

 ground, from many of the foregoing Experi- 

 ments, to encourage us to make the tryal, 

 and they m at lead be hints for further im- 

 provements. 



We fee t'-iat Candles and burning Brim 

 ftone do in a much greater degree deftroy 

 the elafticity of the air, than the breath of 

 Animals ; becaufe their vapours are more 

 plentiful, and abound more with acid ful- 

 phureous particles, and are alfo lefs diluted 

 with watry vapours, than the breath of Ani- 

 mals is : In which alfo there are fulphureous 

 particles, tho' in leiler degrees, for the ani- 

 mal fluids, as well as folids, are ftored with 



them : 



:' 



> 





