Q. I have a plowing company. Last winter while plowing, I left rust streaks on two properties. Though they are not very noticeable, they are noticeable. Do you have any ideas or solutions to removing ...

Q: My concrete sidewalk and driveway have large brown rust stains that I haven’t been able to remove. I tried bleach and a chemical remover to no avail. Can you help? A: Rust stains on concrete seem ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. How do you remove rust stains from concrete? I tried rust-dissolving gel, let it soak 20 minutes, scrubbed for 10 minutes with a ...

Do you remember asking the classic question in high school chemistry class, “When will I ever use this?” I admit that I was one who posed this question loud enough that I was rewarded with an ...

Q. My car developed a bad oil leak and now I have a large oil stain on my concrete driveway. I would like to find a way to remove this stain without resurfacing the driveway. Any suggestions? A. For ...