머플러 교환 수리 사례

2026. 7. 12. 작업

난이도 & 준비물

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donkmeister said: Largechris said: donkmeister said: Largechris said: No, also known as DEF, the SCR catalyzes the breakdown of Oxides of Nitrogen (NOx) vehicle emissions using an ammonia-based catalyst and converts them into Oxygen and Nitrogen. As the reductant and exhaust go over the SCR catalyst, a chemical reaction occurs, converting NOx emissions to water and nitrogen.Scientist here.SCR is a reaction. DEF is the reduction agent used in the reaction. Ammonia is not the catalyst, it's a reagent. SCR doesn't catalyse anything, it's the name of the reaction in which catalysis occurs.Reme