Word: oxygenating
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Dates: during 1920-1929
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...nucleus crashing into the nucleus of a nitrogen atom causes an explosion which disintegrates the atom. Out of the wreck a new fluorine atom emerges, but not for long. It explodes immediately, shooting off a furiously fast atom of hydrogen and a slower atom of a new kind of oxygen which is heavier than either the helium or the nitrogen atom. According to Einstein's theory, when helium is formed from lighter hydrogen atoms, energy is given off (enough to heat an ordinary house from 500 to 1 ,000 years in the formation of one pound of helium atoms...
...methods used in finding out these facts vary with different people. The changes in the blood are studied under different activities and conditions, the oxygen consumed, the carbonic acid excreted, the changes in breathing, the amount and rate of blood circulating, the amount of blood put out by one beat of the heart, and other similar actions...
...Reduction Co. (Oxygen & other chemicals plucked from the air)-$2,412,-596. Previous year...
...Helium mixed with oxygen as a source of air supply for divers is impractical. The means of utilizing this is still far from a state of perfection, and besides it would cost about five hundred dollars for each diver that went down...
Within the cockpit, heaters and oxygen bottles to preserve life on levels where no life exists naturally...