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Izinto zokwehla kwamanzi e-PVA
Izinto ze-PVA ezithi-PVA ziguqulwa ngokuhlanganisa i-polyvinyl alcohol (PVA), isitashi nezinye ezinye izithasiselo zamanzi ezincibilikayo. Lezi zinto zokwenziwa yizinto ezinobungani zezemvelo ezinama-solibity amanzi kanye nezakhiwo ezinama-biodegradable, zingachithwa ngokuphelele emanzini. Emvelweni yemvelo, ama-microbes ekugcineni aphula imikhiqizo ibe yikhabhoni diokside namanzi. Ngemuva kokubuyela emvelweni yemvelo, azinobuthi ezitshalweni nasezilwaneni.
