DDT

Sun, 23 Jul '23

Substance banned for agricultural use in 1972, for short

Thu, 6 Oct '22

Banned antimalarial

Sun, 14 Aug '22

Banned insecticide

Fri, 8 Jul '22

Banned compound once used to control malaria

Sat, 29 Jan '22

Subj. of Rachel Carson's "Silent Spring"

Sat, 6 Nov '21

Noted organochloride, in brief

Thu, 22 Jul '21

E.P.A.-banned pesticide

Mon, 31 May '21

Banned pesticide, for short