382 Dr. Fordyce on the Cause of the additional Weight, Sec. 
former experiment, then the tube was bent downwards, and a 
phial applied to it as before. The whole apparatus was 
weighed after the distillation, and found not to have lost any 
sensible quantity of weight, nor was there any water in the 
phial. The phial being detached, and the tube broken as 
before, the globe weighed again when dry, the deficiency was 
less than in the former experiment by 63 grains, which is two. 
grains less than the additional weight of the calx above the 
metal and of the inflammable air taken together ; and there- 
fore the matter occasioning the additional weight of the calx 
above that of the metal, and the inflammable air, are both pro- 
duced from the water. 
1 
