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.
Photo: Mitch Marner is the newest Toronto Maple Leafs prospect, selected fourth overall at the 2015 NHL Draft (courtesy of Jeff Vinnick/NHLI via Getty Images). One of the more pure offensive talents in the 2015 NHL Draft is London Knights forward Mitch Marner.hoto: The Toronto Maple Leafs selected Mitch Marner with the 4th overall pick in the 2015 NHL Draft. (Courtesy of Mike Ehrmann/Getty Image). The Toronto Maple Leafs entered the 2015 NHL Draft with a mission to stockpile talent, as part of their well-publicized rebuild plan.