in a spirit-lampflame, hydrogen from the flame is absorbed by the metal, and passes 16 THE RONTGEN RA YS IN MEDICAL WORK through it into the tube. This contrivance is known in France asthe osmo-regulator of Villard. It is shown in Figs. 5, 6, and 7.The platinum tube is delicate, and should be… … Fig. 6.—Gundelachs Tube for Heavy Discharges (Schall).
X-rays · Radiography
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