You can't scrub oil and grease stains away. The trick is to draw them up out of the concrete with trisodium phosphate (or a TSP substitute), water and an absorbent material. Patience is the key. Old, ...
LISA CESTKOWSKI Daily Citizen Aug 9, 2016 Aug 9, 2016 0 COLUMBUS — Hermanson Concrete and Masonry will begin removing the loose and crumbling bricks and mortar from the Chapel Street water tower this ...