1.3d Wax will clean porous surface, 2.such as:marble,quarry tiles,terracotta,concrete, 3 ... designed for use on porous surface(primarily interior) that with mineral spirits,such as new and old concrete,unglazed ... and water rings oft times occur when in contact with water.Care must be taken if the product ... placing loose rugs on such surfaces.Directions: Apply with a brush,clean rag or steel wool.Wax is ...