1910-1945: World War I & II Helped to Boost The Natural Ice Trade

World War I and II helped to boost the natural ice trade for a time during the wars. The government worked to promote the use of natural ice to relieve the burden of the shortage of ammonia and coal used in the production of artificial ice. After the wars, the natural ice industry collapsed into insignificance, and the industry turned to artificial ice and mechanical cooling systems.

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