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.
The 2015 NFL Draft is over and more than 400 players have begun the next chapter of their football careers. So what better time than now to look ahead to next spring and the 2016 NFL Draft.Here are the top 32 prospects that could be drafted in the first round of the 2016 NFL Draft:he 2015 NFL Draft is over and more than 400 players have begun the next chapter of their football careers. So what better time than now to look ahead to next spring and the 2016 NFL Draft.