Izingozi zemvelo zezindawo ezisekelwe esihlabathini Isakhiwo sesihlabathi sizobangela izingozi ezihlukahlukene emvelweni ohlelweni lokukhiqiza, ikakhulukazi okuhlanganisa: 1. Ukungcoliswa komoya: Inqubo yokuphonsa izokhiqiza inani elikhulu lothuli namagesi ayingozi, njenge-carbon monoxide, i-nitrogen oxide, i-sulfide, njll., thes...
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