Cov kav dej zoo ua los ntawm IFAN. Ifan muaj nruj zoo soj ntsuam, Tsis muaj mater lub ppr yeeb nkab, ppr haum, pvc, hdpe los yog tooj dag cov khoom. Txhawm rau kom txhim kho qhov zoo, nws tseem nqa cov kav dej noj qab haus huv rau ntau txhiab tsev neeg. Peb attentiveness tau tsim ntau qhuas los ntawm cov neeg muas zaub, uas yog qhov zoo tshaj plaws rov qab.
