Word: carbons
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Dates: during 1920-1929
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...absorbents to be used in gas masks, a task of immense importance and difficulty. Under his immediate direction were also developed a salve to be used on the body as a protection against mustard gas, and a gas mask which could be used in submarines to protect men against carbon monoxide gas. Since last June he has been in charge of the research work of the nitrates division of the Ordnance Department, and in this position has been studying the task of putting the large nitrogen fixation plants in this country in such permanent shape that they can be used...