TY - BOOK AU - Krofchak,David AU - Stone,J.Neil TI - Science & engineering for pollution-free systems SN - 0250400901 : U1 - 628.54 PY - 1975/// CY - Ann Arbor, Mich. PB - Ann Arbor Science Publishers KW - Factory and trade waste KW - Environmental aspects N1 - Includes index ER -