RT null T1 Preventive Toxicology: Collection of Training Materials Volume II Part II K1 toxicology K1 chemical K1 air K1 water K1 food YR 1984 FD 1984 LK https://wedocs.unep.org/handle/20.500.11822/30190 UL https://wedocs.unep.org/handle/20.500.11822/30190 NO The collection is intended for toxicologists, hygienists and all those responsible for evaluation and control of harmful effects of chemicals to human health and the environment. DS UN Environment Document Repository RD Sep 18, 2026