HOW DOES SELECTIVE CATALYTIC REDUCTION WORK?
SCR stands for Selective Catalytic Reduction. (SCR) can be described as a technique employed to lower the harmful nitrogen oxide (NOx) emissions from diesel engines. It operates by injecting a liquid-reducing agent usually urea in the exhaust flow from diesel engines. The urea reacts to the NOx from the exhaust stream to create water and nitrogen, both … Read more