Tanneries and the Environment: A Technical Guide to Reducing the Environmental Impact of Tannery OperationsUnited Nations Environment Programme, Industry and Environment Office, 1991 - Business & Economics - 119 pages |
Contents
SUMMARY AND OVERVIEW | 10 |
ENVIRONMENTAL CONSIDERATIONS | 29 |
w w w 3 | 90 |
Copyright | |
2 other sections not shown
Common terms and phrases
achieved acid activated sludge Aeration agents aluminium Ammonia André Citroën beamhouse biological BOD5 Chloride chrome chrome tanning chromic acid chromium Chromium Trioxide cost countries dewatering discharge disposal Drum effective effluent effluent treatment emissions environmental impact environmental performance equipment eutrophication finishing flocculants flow groundwater Guidelines handling hazards hide hydrogen sulphide Industry and Environment installation International lagoons landfill Leather lime liquors load material mg/l monitoring nitrogen Number of pumps odours options organic oxidation oxygen Parameter Plant A Plant polyelectrolyte potential problems production re-use recycling reduce regulatory removal requirements residues salts screen sedimentation skin sodium soil solid waste solvent standards storage sulphate sulphide suspended solids Table tank tannage tannery tannery effluents tannery operations tanning process tannins technical titanium Total toxic treatment plants treatment systems treatment technologies TRICHLOROETHYLENE UNEP UNEP/IEO Unhairing UNIDO United Nations wastewater water pollution