... industries such as petroleum, oil refining, food, dairy, paper making, chemicals, and biological pharmacy,etc.Main features:Use of two ... , grape juice, lemon juice, and jam, etc.·Pulping and paper makingBlack liquor, green liquor, pulp cleaning, bleached pulp, caustic ... Beer, soft drinks, wine, and instant coffee, etc.·Chemical industry Caustic soda, acid, urea, sodium chloride, sodium hydroxide, etc ...