ʻO ka Poly(vinyl chloride) Poly (vinyl chloride) ʻO PVC ka polyvinyl chloride plastic, ke kala ʻulaʻula, ka pale ʻana i ka corrosion, paʻa a paʻa, ma muli o ka hoʻohui ʻana o ka plasticizer, anti-aging agent a me nā mea kōkua ʻona i ka hana hana, no laila kāna huahana. ʻaʻole mālama i ka meaʻai a me ka maʻamau ...
Heluhelu hou aku