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.
Notable 2016 Free Agents: Josh McCown, Doug Martin, Lavonte David, C.J. Wilson. 2015 NFL Mock draft Pick: Jameis Winston, QB, Florida State. Teams Needs: DE/LB/OL/CB/S. The biggest issues facing the Bucs, once they address the QB position, will be to improve their pass-rush.Adrian Clayborn and Da'Quan Bowers were complete and total busts.eams Needs: QB/WR/RT/CB/RB. Another season, another chance to rectify a disastrous QB situation. Unless Jameis Winston or Marcus Mariota fall in the 2015 NFL draft the Jets will likely go into the season with Geno Smith at the helm yet again.