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.
Earlier remote controls in 1973 used ultrasonic tones. The remote control code, and thus the required remote control device, is usually specific to a product line, but there are universal remotes, which emulate the remote control made for most major brand devices.