Er roe. fj 
Gast expofed to the fun during fix hours} 
the wea great quantity of very fine dephlo+ 
rs def- 
eoyeu. pifticated air was obtained, in which 
a flame became very brilliant; i€ 
gave, by Abbé Fontana’s teft, 2.023 
go4 16923 1.8925 1.853 2.015 2.96. 
One meafure of it with two of ni- 
trous air occupied o.go; with three 
345 1-55. eee 
8. Two little plants of Yeucrivm 
- Marum were expofed in the fame 
manner, during four hours, to the 
fun-fhine; they yielded a great 
quantity of dephlogifticated air of 4 
eae Lad ; it gave, by Abbé Fon- 
a’s teit, 1.813; 1.593 I. LY, 25 345 
466 ks 
One meafure of it with two of ni+ 
trous air occupied 0.60; with three 
344 1-593 with four 2. 56. 
9. Some: leaves of Tobacco were 
in the fame manner expofed to od 2 
as 3 un 
Cet By ee eee 
