Q: Thank you so much for your article on rust and oxalic acid ("Rust isn't her best color," Jan. 7). We have had this problem for years! And it is frustrating. We even have our water treated through ...

Over time, as iron, steel, and other ferrous metals are exposed to oxygen and moisture they can undergo oxidation, a chemical reaction that eats away at the metal and rust your tools. Left long enough ...

Q. I have a nice-looking terrazzo floor that has rust spots made by paint cans left on it. I tried removing the rust with Rust Reformer and a little bleach rubbed with steel wool, but nothing worked.

Rust is a common household enemy, rearing its ugly orange-brown head anywhere from the kitchen utensil drawer to the workshop tool chest. Although it poses no health risks on its own, anyone looking ...

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 ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

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 ...