DDt is inexpensive, kills most pests, and provides lasting protection because it breaks down slowly. DDT is believed to have helped save millions of human lives. The military used it during WWII to control body lice and thus typhus fever, and the World Health Organization (WHO) used it to control mosquitos and consequently the malaria they carry.
In 1962 Rachel Carson wrote the book Silent Spring, which opened our eyes to the fact that long-term pesticide use int he United States could be harmful. Subsequent studies showed that DDT (and other pesticides) can become concentrated in the food
In 1962 Rachel Carson wrote the book Silent Spring, which opened our eyes to the fact that long-term pesticide use int he United States could be harmful. Subsequent studies showed that DDT (and other pesticides) can become concentrated in the food