Specifically developed for the Contractor Trade. Designed for the contractor, this industrial degreaser workhorse is exceptional at cleaning stained concrete, removing silicone, caulk, putty nails, floor adhesive, water seal, wet paint (wont harm dry paint), roofing tar and more from virtually any surface. A heavy duty degreaser and concrete cleaner; its even safe on skin and hair. No harmful vapors, benzene or chlorinated solvents. 32 Oz Contractors solvent Fast, tough, yet gentle pro strength remover Removes what others can't, even silicone Now you can remove the toughest messes lightning fast Works in seconds, removes tile & carpet adhesive, roof tar, caulk, sap, expanding foam & much more 100% organic, no chlorinated solvents 100% active ingredients Contains no water Biodegrades in 8 days.