Table 2: Types and nature of solid wastes and their recycling and utilization potential.

Types of Solid WasteSourcesPotential Products

Agro Waste (Organic nature)Baggage, rice and wheat, straw and husk, cotton stalk, saw mill waste, vegetable residues, sisal, groundnut, nut, shellParticle boards, insulation boards, wall panels, printing paper and roofing sheet, fuel, bricks, acid proof, cement, polymer composite, cement board

Industrial waste (inorganic)Coal combustion residues, steel slag, bauxite red mud, construction debrisCement, bricks, blocks, tiles, paint, concrete, ceramics product, wood substitute products

Mining or mineral wasteCoal washeries waste, mining overburden waste, tailing from ion, copper, zinc, gold and aluminium industriesBricks, tiles, lightweight aggregate, fuel

Non-hazardous other process wasteWaste gypsum, lime sludge, limestone waste, marble processing residues, broken glass and ceramics, kiln dustCement clinker, super sulphate cement, hydraulic binder, blocks, bricks, cement, fibrous gypsum boards, gypsum plaster

Hazardous wasteMetallurgical residues, galvanizing waste, tannery wasteCement, bricks, tiles ceramics and board

Source. Pappu et al. [42].