A text book of physics, for the use of students of science and engineering (1918)
Duncan, John, d. 1941, Starling, Sydney George, 1873- · London Macmillan · leaf 511
I3?IC. V OL Fig. 450.— Isothermal lines for C02. 486 HEAT CHAP. Critical Temperatures and Pressures.* Substance. Critical temp., Critical pressure, C. atmospheres. Hydrogen - -23-1-5 20 Oxygen -118 50 Air -140 39 Water - 365 194-6 Carbon dioxide - 31-1 73 Ammonia 130 115 Sulphur dioxide - 155-4… … FIG. 451.—Pictcts apparatus for liquefying oxygen. effect produced when a liquid evaporates. Pictets method of lique-iymj oxygen may be understood by reference to Fig. 451. A pumpA draws S02 vapour (which can be liquefied very easily) from a tubeC. forming a jacket round another tube EF, compresses…
Physics
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