Word: used
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Dates: during 1960-1969
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Gasoline ads have generally ignored air pollution, concentrating on better mileage and higher performance for engines. Last week Standard Oil of California began to use pollution control as a promotional tool. It will market a variety of its Chevron gasoline that, it says, will help produce cleaner air. The gas contains an additive called F-310 that, according to claims, holds down the engine deposits that cause deterioration of emission-control devices and removes accumulated deposits. The additive will also, of course, "reduce fuel consumption, improve performance and cut maintenance." To be introduced in California and Hawaii next month...
Hundreds of U.S. suburbs boast a new lure for homeowners: a community-owned recreational center. By purchasing shares and paying a fee, residents can join a "neighborhood association" and use its swimming pool. But what if a resident is a Negro...
Ironically, Freeman himself will not use the pool in Little Hunting Park; though he can seek damages, he is now a U.S. agricultural aide in Tokyo. Sullivan has leased the house to another Negro. Air Force Sergeant James L. Malloy, but he hesitates to join the club. "There is a very unhealthy atmosphere here," says Malloy, "and I know my children won't be welcome at the pool...
...trouble is that both natural and man-made nutrients (phosphates, nitrate, carbon, iron, calcium) are ending up in bodies of water where they fertilize prodigious growths of algae. As the algae decompose, they use up enormous quantities of oxygen. Fish die; the water looks and tastes so bad that other chemicals have to be added to make even potable water palatable for human use. Finally, a lake turns into a swamp or bog and slowly "dies...
...Pill approved for U.S. prescription use as oral contraceptive...