Word: perilla
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Dates: during 1930-1939
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Meanwhile tea. anise, antimony, Perilla oil and galangal root, all imported from the Orient, rose in price. So did tungsten. Some 60% of this rare, whitish-grey metal comes from China. Technically known as wolfram, tungsten has a higher melting point than any other known metal (6,000° F.), is used in electric lamp filaments, radio tubes and high-speed tool steel...
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