1.Dịka antioxidant, enwere ike iji ya dị ka antioxidant na nri ndị nwere abụba na mmanụ oriri na ihe nchekwa maka mkpụrụ osisi na akwụkwọ nri.
2.Ọ nwere ike iji ya mee ihe na polyethylene, polypropylene, ABS, PBT na ihe ndị ọzọ na-emepụta ihe, yana na nhazi roba na griiz lubricating.
