Orange Tough 15, is an all-purpose, ready-to-use degreaser with d-limonene. The formula contains a blend of builders, surfactants and wetting agents to provide the extra strength for quick penetrating, dissolving and removal of oily and greasy soils. With 15% natural orange solvent, Orange Tough 15 quickly removes gum, scuff marks, tire marks, oil, grease and a variety of other difficult soils.