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.
Rounding out the top six North American prospects on Central Scouting's final ranking release are defenseman Noah Hanifin of Boston College of Hockey East, Erie center Dylan Strome, left wing Lawson Crouse of the Kingston Frontenacs of the OHL, and center Mitchell Marner of the London Knights of the OHL.-mail. There was little need for debate on the projected top two players for the 2015 NHL Draft when NHL Central Scouting met to rank the top North American prospects earlier this month.