[ 233 ] 

 83- Four lemons were placed 

 under a quart jar in the fun during 

 feven hours, when the air was 

 changed for the worfe. One mea- 

 fure of it with one of nitrous air 

 occupied 1.18. 



84. A jar holding a gallon was 

 one-third filled with ripe mulberries'^ 

 and expofed to the fun, being in- 

 verted upon a difh ; in the fpace 

 of four hours the air in the jar 

 was fo much infected as to extin- 

 guish a flame directly. One meafure 

 of it with one of nitrous air occu- 

 pied 1.63. 



85. Plumbs and blackberries, ripe 

 and unripe, fpoiled alio common 

 air in the fun and in the dark. 



86. Six apples, as foon as taken 

 from the tree, were directly put in 

 a gallon jar full of pump-water, and 

 expofed to the fun, the jar being 



inverted 



