“Stains are reactive. It's a chemical that reacts with the concrete itself and produces an unpredictable color. And dyes are just like the dye that’s in your shirt. It's a predictable colo ...

Both the ancient Mayans and our world today can agree that plain gray concrete needs help, and that color is the key. Fast forward two thousand years to our world today, color has become a ...

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 ...