Page:The Mathematical Principles of Natural Philosophy - 1729 - Volume 1.djvu/45



THE

OF

HUS AIR of a double denity, in a double pace, is quadruple in quantity; in a triple pace, extuple in quantity. The ame thing is to be understood of now, and fine dut or powders, that are condened by compreion or liquefaction; and of all bodies that are by any caues