... and solidifies again at night, releasing the heat. Paraffin wax phase change cooling coupled with retractable radiators was used to ... it melts and this allows its use in wax thermostatic element thermostats for industrial, domestic and, particularly, automobile purposes. ... 000 tons per yearApplication:Industrial additives,Candle making,Coating for waxed paper or cloth,bullet lubricant ,food additives, ...