What is a Diesel Particulate Matter Filter? A diesel particulate matter filter (DPF) is a ceramic device that collects the particulate matter in the exhaust stream The high temperature of the exhaust heats the ceramic structure and allows the particles inside to break down (or oxidize) into less harmful components.
Fascinating facts about the invention of the TV Remote Control by inventor Dr. Robert Adler in 1956. Fascinating facts about the invention of Wireless TV Remote Control by Robert Adler in 1956.
An obituary on July 4 about Douglas C. Engelbart, a visionary scientist who invented the computer mouse, misstated his date of birth. It was Jan. 30, 1925 â not Jan. 25. A reader recently pointed out the error in an e-mail.