…in 1952 Shell Chemical took over. Among the substances produced were aldrin and dieldrin, both thought to cause cancer.
Robert C. Unruh, Associated Press 25 May 1986
For generations, a devil’s brew of waste nerve agents and chemicals has been percolating at the Rocky Mountain Arsenal, where rolling plains in the shadow of downtown Denver’s skyscrapers belie the trouble underground.
The arsenal’s grasslands, dotted with old farm buildings, once were an isolated production site for government nerve gas and commercial pesticides and herbicides.
But as the Denver metropolitan area grew to the northeast, houses sprouted just yards from the arsenal’s barbed boundary fence. People began feeling uneasy about their neighbor, which at 17,000 acres is about one-fourth as big as the city.