how to get white marks off bathroom tiles
4. Rinse the baking soda and vinegar off the tile with clean water. If water spots remain, repeat the process. When the tile is clean, dry it with a towel to prevent minerals in the rinse water from leaving new spots.ou can remove water stains with nontoxic household items. As hard water dries on your ceramic tile, it leaves a film or buildup of minerals behind. Harsh cleaners or scouring substances can scratch or scuff ceramic tile, but mild household items can dissolve water spots without damaging the surface.