Kiawah Island - Physical Feature (Island) in Charleston County. Kiawah Island is a physical feature (island) in Charleston County. The primary coordinates for Kiawah Island places it within the SC 29455 ZIP Code delivery area. In the Maps and Aerial Photos section below, you'll find links to: (1) Local area photos around Kiawah Island, (2) A listing of the nearest hotels to Kiawah Island and (3) Driving Directions to Kiawah Island from almost anywhere. The location of Kiawah Island is marked on an interactive map.
A three-way catalytic converter makes use of two catalysts to convert harmful gases to harmless gases. They are: 1  Reduction Catalyst and. 2  Oxidation Catalyst.he gases that finally come out of the catalyst chamber are N 2, CO 2, and H 2 O. 3-way catalytic converters are so named because they are capable of eliminating three pollutants â NO x, CO and HC.
Catalytic Converter. Catalytic converters are more than just filters, they reduce the toxicity of emissions from a vehicle's combustion engine. The first models of these catalytic converters came in 1975 on series-production automobiles in response to the tightening EPA regulations on automobile exhaust. These first used pellet-style catalysts.