#engineeringspirit #NATGEO #MEGAFACTORY
EGR , SCR , CATALYST, HINDI ,
EGR VALVE , AMMONIA , STAGE 5, STAGE 6, BS6

this video will explain how egr and scr works with diesel engine
what is purpose of dpf i.e. diesel particulate filter
what is the purpose of doc i.e. diesel oxidation catalyst
what is the purpose of egr i.e. exahust gas recirculation
what is scr i.e. selective catalytic reduction
what is def i.e. diesel exhaust fluid

National geographic Documentary
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