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 Wide Receiver Rankings. Posted by Eric Galko on Sep 1, 2015 12:00. Share Tweet. Share Tweet. Big Board (2015) â Mock Draft (2015). Rankings: QB â RB â WR â TE â OT â OG â C â DT â DE â OLB â ILB â CB â S. These rankings are based on our evaluations, not where they are projected to be drafted.acksonville. UDFA. 2013 NFL Draft Rankings. 2012 NFL Draft Rankings. 2011 NFL Draft Rankings. 2010 NFL Draft Rankings. 1. Keenan Allen, California. 1. Justin Blackmon â Ok St. 1.