Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 236
; a delivery tube is at the 1 1 F^^ Kwi^fti 11 |B W»m ^^^^ S^^H^^siw!^^M JISiJM ^^^S ■ 1 1 Magnesium wire burning in oxygen. HYDROGEN. 69 farther end, and a flask of water boiling at the other. Theoxygen combines with the iron in the tube, and thehydrogen passes over. The second method is… … Extraction of oxygen from air. Hydrogen being the lightest of all known bodies, itsweight is put as i, and thus we are relatively with itenabled to write down the weights of all the otherelements. Hydrogen is fourteen-and-a-half times lighterthan atmospheric air, and would do admirably for the…
Scientific recreations
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