00752nam a2200181Ia 4500 CTU_141621 210402s9999 xx 000 0 und d 363.738 C517 Chemicals : A danish priority Repro & Tryk, Skive (Denmark) Danish environmental 2000 The everyday use of chemical substances is increasing explosively. While this resolves certain difficulties, it creates yet others. Environmental and health aspects are often unclear or even problematical. Môi trường,Bảo vệ môi trường,Environment,Environmental protection Trọng Hải Trung tâm Học liệu Trường Đại học Cần Thơ