Kare, nemamiriro ekunze anoenderera mberi ane mhute munzvimbo dzakawanda dzenyika, "PM2.5" rave izwi rinopisa zvakanyanya musainzi yakakurumbira.Chikonzero chikuru che "kuputika" kwekukosha kwePM2.5 nguva ino ndiko kubuda kukuru kwesulfure dioxide, nitrogen oxides uye guruva rinokonzerwa nekupisa kwemarasha.Semumwe we...
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