00000cam a22000003i 4500 UP-1685594773861985754 Buklod 20150318124349.0 g||| | || || ta 150318s1972 nyua jrb |||1 u|eng u 911360549 (iLib)UPBAG-00016420194 DLC BAG rda eng TD 174 B52 1972 Blaustein, Elliott H. author. Anti-pollution lab elementary research, experiments and science projects on air, water and solid pollution in your community Elliott H. Blaustein ; preface by René Dubos. New York Sentinel Books Publishers Inc. [1972] 128 pages illustrations 20 cm text rdacontent unmediated rdamedia volume rdacarrier Includes bibliographical references (pages 121-123) How air pollution affects living things -- How to detect, identify and measure air pollutants -- Water pollution -- Solid pollution. Pollution. Pollutants. Science Experiments Juvenile literature. Science Problems, exercises, etc. Dubos, Rene author of introduction, etc. FO UPBAG UPBAG-MAIN TD 174 B52 1972 Book