Global bed bug infestations were common until the 1930s and 40s, when dichlorodiphenyltrichloroethane was first used to control insect pests. |
After World War II, dichlorodiphenyltrichloroethane, better known as DDT, appeared as a new tool and there was a radical change in strategy. |
In the past, farmers have used toxic chemicals such as calcium arsenate, Paris green, dichlorodiphenyltrichloroethane, and toxaphene to rid their cotton crops of insects. |