Edgewater Ind PNR32OZ-06 Masonry Oil Stain Remover, 32-oz., Pour-N-Restore, 32 OZ, Oil Stain Remover For Concrete & Masonry. PNR will remove stains from motor oil, grease, hydraulic fluid, anti-freeze, brake fluid, transmission fluid, synthetic oils, food grease from animal fats, cooking oil, tar, citronella oil and was. Product can be used on various concrete and masonry surfaces including exposed aggregrate, patio blocks, paving bricks, quarry tile, stone and colored concrete. DO NOT USE ON ASPHALT!