The nitrogen oxide in the exhaust gase ea marine enjene jenereithara sete ke khase thehoa ke oxidation ea naetrojene ka silindara mocheso phahameng, eo haholo-holo entsoe ka nitric oxide le nitrogen dioxide.Tšireletso ea tikoloho ea Green Valley e thehile sete ea "grvnes" SCR denitration system bakeng sa phekolo ea nitrogen oxides ka khase e litšila e ntšoang ke lijenereithara tsa metsing ka mor'a lilemo tsa lipatlisiso tse matla.Ka mor'a moralo o khethehileng, tsamaiso e ntse e ka hlokomela ts'ebetso e phahameng ka ho fetisisa tlas'a boemo ba mocheso o sa tsitsang oa mocheso le boleng ba khase;Likarolo tsa bohlokoa li ka mamella litšila tse tloaelehileng ka har'a khase ea litšila le ho netefatsa ts'ebetso e tsitsitseng ea nako e telele ea sistimi.