Hoʻolālā ʻia ka shredder e ʻokiʻoki i nā ʻano māmā a me nā mea lahilahi e like me nā kaʻa i hoʻolei ʻia, ipu piula, nā mīkini home, paikikala, kēpau hakahaka, a pēlā aku, e hana ana i nā mea i ka uku piha no ka hana kila. I ka wāwahi ʻana a me ke kaomi ʻana, e hoʻoneʻe ka mea shredder i nā impurities, e hoʻāla i ka nui, lawe i lalo a me nā kumukūʻai smelting e hāʻawi i ka uku o ka umu ahi maikaʻi no ka mea kanu kila.