Perform preventative maintenance on belts, piping, filters, mixers, valves, bearings, motors, gear boxes, agitators, dies, extruders, feeders, rolls, drive chains, classifiers, mills, and mechanical seals and pumps. Through leadership in innovation, sustainability and color, PPG helps customers in industrial, transportation, consumer products, and construction markets and aftermarkets to enhance more surfaces in more ways than does any other company.