Rongorongo

1.Papa PVC Ko te papa polyvinyl chloride (e mohiotia ana ano he papa kirihou) E pa ana ki te papa i hangaia mai i te papanga polyvinyl chloride. Ko te mea motuhake, ko te polyvinyl chloride me tana kapia copolymer ka whakamahia hei rauemi mata matua, hei taapiri i nga whakakii, plasti...

Te papa whakamahana hiko Graphene Ko te papa whakamahana hiko he momo hou o te punaha whakamahana papa ma te whakamahi i nga rawa graphene matatau. Ko te Graphene he rauemi ahu-rua i hangaia mai i nga ngota waro he pai te kawe werawera, te kaha miihini me te...