Q: I found your Dec. 3 advice about removing rust stains from concrete pavers to be quite interesting. I have a problem with stains on concrete, though not from rust. We recently put down a concrete ...

The first thing to know about cleaning concrete? You don’t need to go easy on it. After all, it’s one of the most durable building materials used in modern construction. But with its durability comes ...

Tired of those annoying discolorations on your concrete work? To get rid of them, scrub with 1 cup ammonia diluted in 1 gallon (3.7 liters) water. Hose it down well when you’re done. Salt and ...