A Dictionary of science, literature, and art [electronic resource]: comprising the history, description, and scientific principles of every branch of human knowledge; with the derivation and definition of all the terms in general use (1844)
Brande, William Thomas, 1788-1866, Cauvin, Joseph · New York : Harper & brothers · leaf 584
°r «TO iix UKAlJib. Compounds containing water as one oftheir proximate elements, and in definite proportion. Caus-tic potash is a hydrate of potassa, composed of 1 equivalentof potassa=48, and 1 of water=9. SI aked lime, which isan apparently dry white powder, is a hydrate of lime. HYDRA ULIC RAM,… … The water arriving at A from the Reservoir with the ve-locity due to the height of the fall, passes along the pipe AB, which should have an inclination of at least an inch forevery two yards, escapes through an orifice C, which maybe,shut at pleasure by means of a valve. A reservoir, P,filled with…
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