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New Model Cars Show Cleaner Emissions Under Survey
Champion Spark Plug Company reports phase one results from 1,667 vehicles in the United States and Canada indicating new model cars emit about 70 percent fewer pollutants than pre-1968 autos. Tune-ups cut CO and HC significantly, while 10 percent of cars tested showed inoperative emission components.
MENTIONED IN THIS ARTICLE
Champion Spark Plug
United States
Canada
David L. Walker
Champion
Automotive Technical Services Department
Walker