Word: balsa
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Dates: during 1930-1930
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...lumber, "Maizewood"' (TIME, Dec. 24, 1928). Straw, virtually valueless as a fertilizer. has always been a problem. Farmers burn a large percentage of the 50 million tons produced each year. Some is being used (250.000 tons) to produce an insulating board whose heat conductivity is comparable to balsa wood and cork. Also from straw an artificial lumber will soon be produced which will have tensile strength of hickory. The current issue of Industrial and Engineering Chemistry predicts that this ''straw'' lumber will soon be in plentiful production and use. Thus plains regions, where trees...