io 6 Vegetable Static ks . 
of which continually paffed off, and were 
fucceeded by others, as at the tranfverfe cuts 
In the Experiments of this chapter. And as 
there, fo in thefe, the quantity of air bub- 
bles decreafed every day, fo as at laft to have 
very few : The part i immerfed in the wa- 
ter, being become fo faturate therewith, as 
to leave no room for air to pafs. 
After 20 days I picked the minium out 
of the tube, and found the water had rifen 
3 feet 7 inches, and would no doubt have 
rifen higher, if it had not been clogged 
by the mercury in the gage z. For which 
reafon the moifture rofe but 20 inches in 
the afhes, where it would otherwife have 
rifen 30 or 40 inches. 
And as Sir Ifaac Newton (in his Op- 
ticks, query 31.) obferves, “ The water rifes 
<c up to this height, by the adion only of 
“ thofe particles of the afhes which are up- 
€t on the furface of the elevated water 5 the 
u particles which are within the water, at- 
€C trading or repelling it as much down- 
u wards as upwards 5 and therefore the ac« 
cc tion of the particles is very ftrong : But 
u the particles of the afhes being not fo 
u denfe and clofe together as thofe of glafs, 
“ their adion is not fo ftrong as that of 
“ glafs. 
