Johnson Matthey introduced the Continuously Regenerating Trap (CRT) for underground diesel mining equipment. It is proven to control both diesel particulate matter and harmful NO2 emissions, the company reported. The CRT uses a catalyst to regenerate the diesel particulate filter that traps the particulate matter in diesel exhaust. The catalyst decomposes harmful NO2 into a safer emission. Reportedly, the CRT destroys 99% of particulates.
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