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In 1939, the Swiss chemist Paul Mueller mÃ¼ller discovered that this chemical was a potent. PESTICIDE ddt was first used During World WAR, ii as a delousing. Agent later, on areas in Southern, Europe North, africa And asia were fogged WITH, ddt to clear-malaria laden mosquitoes from the paths of Invading allied. troopsDT was first used during World War II, as a delousing agent. Later on, areas in southern Europe, North Africa, and Asia were fogged with DDT, to clear malaria-laden mosquitoes from the paths of invading Allied troops.
The first important synthetic organic pesticide was a chlorinated hydrocarboon (or organochlorine): dichlorodiphenyltrichloroethane or DDT. DDT was discovered in 1939 by a Swiss chemist Paul Muller. In its early days, it was hailed as a miracle for a number of reasons:DT (and DDE, a breakdown products from DDT) also appeared in the fatty tissues of seals and Eskimos, far from any area of use, indicating that, because of its persistence, it was being transported for long distances in the atmosphere and by marine mammals and fishes.