Elementary natural philosophy : designed for high schools and academies (1881)
Griffin, La Roy F. (La Roy Freese), 1844-1916 · Philadelphia : Sower, Potts & Co. · leaf 27
lm of air shall not intervene. Hencewhen bodies are glued, after putting on the glue, pressureis applied that the air may be forced out. This is the prin-cipal reason why cohesion can so rarely be renewed whenonce overcome. 61. IT. Adhesion of Liquids to Liquids is shown bydiffusion. If two… … Thus if a vessel of water, A B, Fig. 5, col-ored blue by a little litmus, be taken, and somesulphuric acid, which is nearly twice as heavyas water, be poured into the bottom by meansof the thistle tube C, in a short time the waterturns red. This shows that the acid has risen,or diffused, through…
Physics
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