Hoʻohana nui ʻia no ka hoʻomaloʻo ʻana, ka hui ʻana a me ka hoʻoluʻu ʻana i nā pauka a me nā granules e like me ka plastics, rubber, chemicals, Caco3, etc.
ʻO ia ka mea hana maikaʻi loa no ka hana ʻana i nā mea plastik a me ka plastic.
ʻO ia nā mea hana maʻamau o PVC paipu / profile / papa, PVC foam papa hana mīkini.