Unlike most acid-based rust removers, POR-15–short for Paint Over Rust–not only melts away rust, but preps the metal underneath for paint by lightly etching the metal and leaving behind a zinc ...

Unfortunately, many of the rust stains that I had on my sink and tub didn't go away this easily. For those, this initial round made a dent in the stain, but I still had a ways to go. So, I'd put a ...

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 ...

Of all the rust dissolvers we tested, Rust 911 is the only one that's offered in a concentrated formula. The best rust remover mixes with water at a rate of 8 ounces per gallon, or a 16-to-1 ratio ...

Rust remover. I don’t possess the patience for 10 days of poulticing the patio, so I turned to Iron Out, a plant-safe liquid containing oxalic acid.

Another key point is the rust stains might be just a surface imperfection created by the previous homeowner. Something made from iron might have gotten wet and the legs or bottom of the object as ...

Hydrochloric acid, a powerful acid used in some toilet-bowl cleaners, is also sometimes used on rust stains, but I consider it too dangerous for do-it-yourselfers and do not recommend using it. Q.

I tried bleach and a chemical remover to no avail. Can you help? A: Rust stains on concrete seem to respond best to acids of various types. The classic treatment is oxalic acid, which is sold at […] ...