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Solid and Hazardous Waste. WASTING RESOURCES Solid waste: any unwanted or discarded material we produce that is not a liquid or gas. Municipal solid.
Chapter 21 Solid and Hazardous Waste. WASTING RESOURCES Solid waste: any unwanted or discarded material we produce that is not a liquid or gas. Municipal.
Solid wastes are only raw materials we’re too stupid to use. Arthur C Clarke.
