catalyst


My precious: Nissan's new cat cuts down on expensive metals

Nissan has developed a new catalyst for its gasoline-powered cars that requires only half the amount of precious metals that current designs call for. The catalyst or catalytic converter is a piece of the exhaust system filled with a mix of platinum, rhodium and palladium that captures harmful toxins in a car's exhaust such as nitrogen oxide, carbon monoxide and hydrocarbons by triggering a chemical reaction. Engineers at Nissan used new nanotechnology to prevent the gathering of the precious metals in the catalyst under high temperatures, ... Read more →

EPA mulls over urea-injection rules

The Environmental Protection Agency is considering a variety of rules that it might apply to urea injection for diesel engines, and is said to ready to issue rules for such emission-control devices in ...

My precious: Nissan's new cat cuts down on expensive metals 2 years ago on Autoblog

Nissan has developed a new catalyst for its gasoline-powered cars that requires only half the amount of precious metals that current designs call for. The catalyst or catalytic converter is a piece of the exhaust system filled with a mix of platinum, rhodium and palladium that captures harmful ...

EPA mulls over urea-injection rules 3 years ago on Autoblog

The Environmental Protection Agency is considering a variety of rules that it might apply to urea injection for diesel engines, and is said to ready to issue rules for such emission-control devices in upcoming weeks. The regulations are expected to address potential issues arising with urea ...








Autoblog Podcast #158: 'Twas a couple nights before Christmas...

Chris, Editor Paukert, and Dan send the Podcast off for the Christmas holiday in proper fashion

 
 

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