Guides to pollution prevention :
Guides to pollution prevention :
Risk Egineering Laboratory and Centre for Environmental Research an d Development.
- Cincinnati, Oh. : Centre for Environmental Research and Developme nt, 1991.
- vi, 61 p. ; 28 cm.
October 1991. EPA/625/7-91/012
Photographic industry -- Environmental aspects.
628.5
October 1991. EPA/625/7-91/012
Photographic industry -- Environmental aspects.
628.5