Pool tile can be a real pain to clean. Not only is it hard to get the dirt and algae off, but the tiles also tend to be very slippery. If you’re looking for an easy way to clean your pool tiles, you may want to consider using muriatic acid. Muriatic acid is a strong acid that can easily remove dirt, algae, and even dried-on salt. To use it, simply fill a bucket with water and add enough muriatic acid to cover the pool tiles. Let the acid work its magic for a few hours, then rinse the tiles off with fresh water. If you’re worried about damaging your pool tiles, don’t be. Muriatic acid is a very safe chemical and will only cause minor damage if it gets on your skin or clothes. In fact, it’s often used in industrial cleaning applications because of its high effectiveness and low toxicity ..