Mahimmancin mahimmancin kowane tushe guda ɗaya ya dogara da nawa gurɓataccen gurɓataccen abu da yake fitarwa, yadda haɗarin waɗancan iskar gas ɗin ke da shi, kusancin mazauna wurin da iskar gas ɗin, da ikon tsarin iskar iska (watau gabaɗaya ko na gida) don cire gurɓataccen. A wasu lokuta, factor ...
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