Waste minimization Refuse and refuse disposal 15 Environmental aspects 14 Waste disposal 11 Production management 10 Construction industry 9 Management 9 Lean manufacturing 5 Recycling (Waste, etc.) 4 Hospitals 3 Manufacturing processes 3 Recycling 3 Small business 3 Source reduction (Waste management) 3 Automobile industry and trade 2 Bituminous materials 2 Cost control 2 Environmental auditing 2 Hazardous wastes 2 Manufacturing industries 2 Palm oil industry 2 Plastics industry and trade 2 Pyrolysis 2 Safety measures 2 Sewage 2 Anaerobic bacteria 1 Asphalt 1 Atmospheric carbon dioxide 1 Automobile repair shops 1 Beauty shops 1