text WashingtonUS PAHO 1990 monographic 16p. Examines problems such as - drinking water and sanitation; urban refuse collection; pollution of water resources; air pollution; pesticide use; management and handling of hazardous toxic wastes; accidents caused by chemical agents; food contamination; and health of workers. Extracted from Health conditions in the Americas 1990 edition V.1. 3/7/00 M2LMGR 15.04.04 P1872