Umhlaba Ohlukahlukene Wezikhonkwane Zepulasitiki: Umhlahlandlela Owusizo
Amahange epulasitiki, awaziwa nangokuthi amapulaki odongeni noma amahange ngezikulufu, angamadivayisi amancane aklanyelwe ukudala izindawo zokunamathisela ezivikelekile ezindaweni ezifana nezindonga, usilingi, naphansi. Zenziwe ngezinto zepulasitiki ezihlala isikhathi eside njengenayiloni noma i-polyethylene, eyenza ...
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