NBC Evening News for Wednesday, Mar 05, 1975
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(Studio) Environmental Protection Agency says catalytic converters, designed to reduce air pollution, may in fact cause it. Agency delays for 1 year tougher emission standards that were to go in effect on 1977 cars.
REPORTER: John Chancellor
(DC) Converters produce sulfuric acid mist; sulfur problem to end only if converter phased out. [EPA administration Russell TRAIN - says sulfuric acid emission standard to be set for 1979 and later model years] Train admits EPA made mistake in approving catalytic converter as ultimate exhaust control method.
REPORTER: Gordon Graham
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