Parowan Times | 1935-06-07 | Page 4 | Use of Helium Gas

use uie of helium gas cai air with helium gas content la Is riot not poisonous to the body says pathfinder magazine one of its ita important uses ls Is to reduce the nitrogen content about four fifths of all air to in artificial atmospheres for use tn in deep sea diving and other work conducted under heavy atmospheric pressure ex ea perl ments conducted by the bureau of mines show that such an atmosphere enables workers to labor for longer periods under higher pressures in safety and comfort than in an ordinary atmosphere