so they would be completely separate
The greatest interest was in heat
(pp. 20-21) and electricity (pp. 22-23) and further study of these effects led in part to the downfall of this theory. By the middle of the 19th century the idea of imponderable fluids was proven to be incorrect (pp. 20-21) A large wheel rotates the globe very quickly even when the handle is turned very slowly Hand is placed o top of glass globe to produce a glow