ki CONTE R TB 
Part THE Seconp, Containing a Jeries of exe 
periments made with leaves, flowers, fruits, 
Jialks, and roots of different plants, on pur- 
poe to examine the nature of the air they yield 
of themfelves, and to trace their effects upon 
common air in different circumfances, Pp» 149 
Seét. I. Introduéfion, ibid. 
Il. Experiments fhewing in general the degree of 
So0dne/s or purity of the dephlogifiicated air, 
which the leaves of plants yield in the fun- 
ine, 185 
Il. Experiments, foewing the difference in the 
dice. ic eo f 
te 
4 saves of the jame plant give at different 
S, 
_ times, aah | 
IN. Expcriments tending to invefiigate at what 
time of the day plants yield the beft depblo» 
gifiicated air, 196 
IV. Experiments tending to inveftigate what 
quantity of dephlogifticated air a certain 
200 
invefligate the 
in the night, 
207 
doné 3 
eu Grae Se ee Aes Se a2 oe ae et ay DS a eae ee State eee ee Ee aes at ; 
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