Instructables
video How To Clean Calcium Off Faucets
If you have hard water, your faucets can build up calcium and get slow and ugly.  Here is how to clean them.
rimar20001 year ago
White vinegar takes calcium off in only a few hours, let say overnight. It is safer, easy to find, and very cheap.
HowToLou (author)  rimar20001 year ago
Sure. Vinegar is a good safe option. Muriatic acid is also very cheap and readily available at any hardware store for $4 per gallon. CLR is relatively expensive at $7 per quart.