from water of the Seine, arid of thé 
aqueduét of Arcueil, an air better 
than common ait, which was a ftep 
towards the difcovery.of {till better 
air from fimple water, by fome other 
way not yet hit upon. Thefe in* 
terefting experiments are printed in 
the Yournal de Pbyfique de [Abbé 
Rofiery, May 1779: ° 
eng " at 
SEGTION  XXVIt- 
On tbe nature of the air oozing oitt 
_ of our fRin. 
AS. our bodies perfpire continu- 
ally a watery liquid, either in an 
invifible way by what is called in- 
momole perfpiration, or by way of 
K | fweat, — 
