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nox redu
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NOx Reduction Options:For existing engines: Use of NOx injectors Retarding injection timing Temperature control of the charge air Exhaust Gas Recirculation (EGR) Fuel / water emulsion Water injection Humid Air Motor (HAM) Technique- addition of wet steamto the engine Selective Catalytic Reduction (SCR)For new engines:Engine certification Pre-certification, Technical file clarification on engine family and group, Final certificationRegulation 13 requirements are fully defined by the NOx Technical Code recommended technical reading.