1) Buildings and constructions: roofing, ceilings, gutters, venting lines, indoor decorations, window frames, etc.

2) Electrical appliances: computer shells, washing machines, refrigerators, dehumidifiers, video recorders, water heaters, etc.

3) Agricultural equipments: troughs, feeding tools, agricultural driers, irrigation channels, etc.

4) Vehicle parts: back-seat plates of buses and trucks, conveying systems, oil tanks, etc.