Vehicle emissions don’t come from just a tailpipe. German auto supplier Mann + Hummel has developed a filter that captures 80 percent of dust pollution from disc brakes before it reaches the air.
Reducing brake dust, especially in city centers where passenger and commercial vehicles deal with constant start-and-stop driving, can improve air quality, said Harald Spath, vice president of sales for Mann + Hummel.
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Earlier in The Brake Report: Mann + Hummel tests filter