» Cement and Glass plants
» Ceramic, Beer and Wine
» Chemical and Pharmaceutical
» Engineering firms
» Food, Inks and Electric plants
» Fuel and coal fired power stations
» Mines
» Petroleum companies
» Plastic
» Pulp mills
» Refineries and Petrochemical plants
» Solid residues treatment
» Steel mills and Foundries
» Sugar and Paper plants
» Water and Waste water treatments
