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.
Draft . Draft Home; 2018 MLB Draft: Raw Draft Order; 2018 MLB Draft: Top 250 Prospects; 2018 MLB Draft: Top 100 College Prospects; 2018 MLB Draft: Top 150 JUCO Prospects; 2019 MLB Draft: Top 100 Prospects; 2020 MLB Draft: Top 50 Prospects; 2017 MLB Draft: Pick Database; 2017 MLB Draft: Preview Content; College . College Home; College Top 25; 2018 College Preview Content