Question: We have rust stains in several places in our pool, thanks to metal screws that fell into the water from a hole in my husband’s pocket. What can we do to get rid of the stains? Answer: When ...

Q. We have rust stains in several places in our pool, thanks to metal screws that fell into the water from a hole in my husband’s pocket. What can we do to get rid of the stains? A. When working ...