The Romance of Modern Chemistry
Forfatter: James C. Phillip
År: 1912
Forlag: Seeley, Service & Co. Limited
Sted: London
Sider: 347
UDK: 540 Phi
A Description in non-technical Language of the diverse and wonderful ways in which chemical forces are at work and of their manifold application in modern life.
With 29 illustrations & 15 diagrams.
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FLAME: WHAT IS IT?
or two above a nozzle from which coal gas is issuing,
we may light the gas above the gauze without the flame
passing through to the lower side (see Fig. 7, b). The
a b
Fig. 7.—Showing the difficulty which a flame has in passing from
one side to the other of a wire gauze.
reason of this curious result is that copper is an excellent
conductor of heat, and the interposition of the gauze
has such a cooling effect that the inflammable vapour
on the other side from the flame is kept below its
ignition temperature.
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