Dèan cinnteach gu bheil trì ag ràdh, bu chòir dha a bhith: PPR, PVC, PE 1. Is iad na pìoban plastaig as cumanta: PPR (polypropylene), PVC (polyvinyl chloride), PB (polybutene), PE-RT (polyethylene teas-resistant), PE (polyethylene) \ HDPE (polyethylene àrd-dùmhlachd daingnichte) ethylene), msaa San dàrna àite, meud pìob plastaig ...
Leugh tuilleadh