BIO-REM E-D Grease Trap & Drain Line Treatment – is a USDA Authorized granular bacteria/ enzyme waste digester that can be used in all commercial kitchens. This treatment contains several strains of enzyme-producing micro-organisms to effectively break down grease and the other forms of sewage that cause blockages, backups and odors. BIO-REM E-D will not damage plumbing, contains no acids and is non-hazardous.