GTC (GREENING THE CLEANING) All Purpose Cleaner is a non-toxic, naturally-derived cleaner made primarily from replenishable natural resources. Ideal for use on tile floors, marble, terrazzo and walls. Deodorizes as it cleans. Contains no petroleum distillates, butyl ether, ammonia, chlorine, phosphates, benzene, pine oil or strong acids. Free of all known carcinogens. Gray water safe, biodegradable without effluent treatment processes. 6 X 1 Quart Bottles READY TO USECheck Out the GTC How to Clean an Office Video!