Limescale, or calcium carbonate or hard water deposits, is a white, chalky mineral buildup in your kettle when water is heated or left standing. Over time, limescale can hinder the water flow in your ...

Toilet limescale is unsightly and can make your loo look unclean, but there's a simple method to remove stubborn stains without endless scrubbing. The ugly brown marks at the bottom of the toilet are ...