Science: DDT

Censorship was lifted last week from one of the great scientific discoveries of World War II. It is an insecticide called DDT. DDT stopped a typhus epidemic in Naples. It promises to wipe out the mosquito and malaria, to liquidate the household fly, cockroach and bedbug, to control some of the most damaging insects that prey on the world's crops. Lieut. Colonel A. L. Ahnfeldt, of the U.S. Surgeon General's office, exclaimed last week: "DDT will be to preventive medicine what Lister's discovery of antiseptics was to surgery."

The use of DDT...

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