In the catalytic converter, there are two different types of catalyst at work, a reduction catalyst and an oxidation catalyst. Both types consist of a ceramic structure coated with a metal catalyst, usually platinum, rhodium and/or palladium.ow Catalytic Converters Reduce Pollution. In chemistry, a catalyst is a substance that causes or accelerates a chemical reaction without itself being affected. Catalysts participate in the reactions, but are neither reactants nor products of the reaction they catalyze.
Here's a look at the top 50 draft-eligible prospects for next year, led by quarterback Connor Cook, defensive lineman Joey Bosa, cornerback Vernon Hargreaves, and offensive tackle Ronnie Stanley and Laremy Tunsil.
2016 NFL Draft: Cal QB Jared Goff takes center stage Saturday night. An in-depth look at the premier NFL prospects to watch in the top college football match-ups this weekend, led by Cal QB Jared Goff on the road at undefeated Utah.FL Draft projection on hold for WVU safety Karl Joseph after knee injury. One of the top senior safety prospects in the 2016 draft class, Joseph will miss the remainder of the 2015 season after a non-contact knee injury in practice.