DDT is still legal, its just banned for agriculture, you can use it as a pesticide. > [1] in 1972, to a ban on DDT's agricultural use in the United States [1]

DDT is still legal, its just banned for agriculture, you can use it as a pesticide. > [1] in 1972, to a ban on DDT's agricultural use in the United States [1]: https://en.wikipedia.org/wiki/DDT https://en.wikipedia.org/wiki/DDT