Aluminom foil bag akpa (akpa ndị na-adịghị mmiri mmiri, akpa ihe mejupụtara aluminom-plastic, akpa oghere, nnukwu akpa ihe na-egosi iru mmiri nwere akụkụ atọ) nwere ike iji valvụ oghere. Ha nwere ezigbo ihe mkpuchi mmiri, ikuku na-egbochi mmiri na ọrụ na-egbochi mmiri. Ihe na-adị mma, ...
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