Hana ʻia mai ka polyethylene-coated polypropylene (PP + PE) mau mea, e hāʻawi ana i kahi pale wai kiʻekiʻe;
No ka hoʻohana ʻana i nā wahi e hiki mai ana ka pāpaʻi ʻia ʻana , ʻāwili ʻia a pulu ʻia paha e nā wai kino a me nā mea lawe patho gen.ʻO nā kaula pūhaka a me ka ʻāʻī e mālama pono i nā ʻaʻahu.