Activated carbon Petrochemical industry: alkali-free deodorization (refined sweeten); catalyst carrier; water purification and sewage treatment Electric power industry: water treatment and protection in power plant; absorption of harmful gas; chemical catalyst and carrier, gas purification, solvent recycling Food industry: refining, decoloring, purification of drinks, wines and aginomoto Gold industry: gold extraction, waste recovery; treatment of sewage and exhaust gas