Ukupakisha okuguquguqukayo kubhekisela ekufakweni lapho umumo wesiqukathi ungashintshwa noma ngemva kokugcwalisa noma ukukhipha okuqukethwe.Izikhwama ezihlukahlukene, amabhokisi, imikhono, amaphakheji, njll. ezenziwe ngephepha, i-aluminium foil, i-fiber, ifilimu yepulasitiki, noma izinhlanganisela zazo zingokwezimo ...
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