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Polluting gases (Jfgsg)

Environment (J)
     Related Term (Associative): ; Areas and regions (V)
    Environmental quality (Jf)
        Pollution (Jfg)
            Pollutants (Jfgs)
                 Use For: Emissions
                 Related Term (Associative): Emission control systems (Qpw)
                Acid rain (Jfgsb)
                Contaminants (Jfgsc)
                Evaporative emissions (Jfgse)
                Fumes (Jfgsf)
                Polluting gases (Jfgsg)
                    Exhaust gases (Jfgsge)
                         Use For: Automobile exhaust; Exhaust emissions; Vehicle exhaust
                         Related Term (Associative): Emissions testing (Gbbc); Exhaust gas recirculation (Qpwe); Selective catalytic reduction (Qpws)
                    Flue gases (Jfgsgf)
                    Greenhouse gases (Jfgsgg)
                         Use For: Carbon dioxide equivalent; Carbon footprint
                         Related Term (Associative): 
                    Stack gases (Jfgsgs)
                Odors (Jfgsp)
                Tobacco smoke (Jfgsr)
                     Use For: Cigarette smoke
                Spills (Pollution) (Jfgss)
                     Use For: Hazardous materials spills