Porsche’s patent uses advanced EGR and ignition timing for efficient catalytic converter regeneration. The system achieves required heat without extra fuel, reducing emissions and engine workload.

This roundup of The Conversation’s climate coverage was first published in our award-winning weekly climate action newsletter, Imagine. Each year, as temperatures drop, the same promises resurface. A ...

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Heterogeneous catalysis is a type of catalysis in which the catalyst occupies a different phase from the reactants and products. This may refer to the physical phase — solid, liquid or gas — but also ...