Tons of Toxic Chemicals Above

1983-08-01T00:00:00Z (GMT) by Lester B. Lave Gilbert S. Omenn

'2 4BILLION Pounds of Toxic Chemicals Poured into Air," recent headlines read. After two decades of major pollution-control efforts and hundreds of billions of dollars spent on reducing discharges, people are shocked to learn that the quantities of toxic chemicals being dumped into the atmosphere are measured in billions of pounds per year.