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A herbicide used in Vietnam until 1971, despite containing the lethal chemical Dioxin, which was banned by the U.S. department of agriculture for use in herbicides in the U.S. in 1968.
What is agent orange? During “Operation Ranchhand” in the summer of 1971, 11 million gallons of Agent Orange was sprayed containing 240 pounds of Dioxin, and destroying the vegetation in over 1/7th of the country.