Every day, you need to make sure to get 4,200 mg of potassium for digestion, to maintain healthy blood pressure, to carry out muscle contractions, and also for proper nerve, kidney, and heart functions.
Over the next decade, the legislation was once again amended to extend these deadlines and to mandate states to revise their implementation plans. Congress did not amend the Clean Air Act during the decade of the 1980s, in part because President Reagan's administration placed economic goals ahead of environmental goals.
When the Clean Air Act first became law in 1970, the Senate passed it without a single nay vote. Only one representative had voted against the bill.