Word: certain
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Dates: during 1930-1939
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Among the few raw materials for munitions in which the United States is not self-sufficient are manganese, tin, rubber, tungsten, chromium, quinine, and others, Colonel Rutherford said. The estimates are that one year's national supply of certain strategic materials should be placed in reserve, and Congress has authorized spending $100,000,000 toward this end in the next four years...
Regular charges for the course will be $40, but certain reductions will be made in the case of scholarship students. It was estimated that the training would cost up to several hundred dollars under private auspices...
...committee used these ugly facts to pose a problem: How can democracy prevent such tragic waste? That fundamental problem is certain to be posed again & again until it is permanently solved. But the report of the committee was badly timed for getting Americans to face their problem now. It came at the very moment when a war boom threatened to abolish unemployment until peace brings the next depression...
Belgian-born Dr. George Calingaert (pronounced Kale-in-gert) of Ethyl Gasoline Corp. turned up with a discovery which sounded abstruse to laymen but which his colleagues hailed as "fundamental" and "revolutionary." The discovery: that certain closely related organic compounds will react with one another (i.e., form new compounds) when nudged by simple catalysts (chemical activators) at ordinary temperatures. Up to now chemists have regarded such compounds as indifferent to one another, capable at best of being shotgunned into chemical matrimony by violent stimulants, high temperatures and great pressures. These strongarm methods, even when successful, are wasteful. In the Calingaert...
Tuition cost will be $40, with certain reductions for scholarship holders...