Nkhani
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Njira yopangira zingwe za pulasitiki
1. Njira yopangira zinthu zapulasitiki ndi njira yopangira mabotolo apulasitiki, omwe amatanthawuza njira yopangira pulasitiki yomaliza kuchokera ku polima yopangidwa ndi fakitale yopangira utomoni.2. processing njira (ndi processing pulasitiki) monga: kuthamanga akamaumba ...Werengani zambiri -
Chiyembekezo cha chingwe cha pulasitiki
Ndi chitukuko cha zingwe za pulasitiki, zingwe za pulasitiki zowola ndi biodegradable zimalandira mwayi wachitukuko, ziyenera kukhala zofunikira zoteteza chilengedwe, zingwe za pulasitiki zosawonongeka zomwe zidabweretsa mwayi wachitukuko.Monga m'modzi mwa otsogola padziko lonse lapansi opanga pulasitiki yosasinthika ...Werengani zambiri