. A slow change of shape, enlargements in the ends of the apertures, are supplied. such as sealing wax often will undergo, is among the They are used to complete the conduit at the joints. possibilities. This, it is assumed, will be prevented by \ /^ They are dipped into melted pitch before… … still further to show how steam is A, Central Distributing Point. B, Distributing Lines. really an invisible gas, returning to MANIFITLATION OF GLASS TUBES. FLAN OF DISTBIBVTION. the liquid state on reduction of tem- perature. In engineering, this method of the water poured out, and the floating of…
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