Published: by Harro Willebrand |
permalink Hard water spots are caused by minerals like calcium and magnesium in your water. When a surface gets wet, the water evaporates but leaves the mineral deposits behind. Sprinklers, car washes, and showers can all cause hard water spots to...
Tags: WikiHow, Clean Hard Water Spots Off Windows, wiki, how to articles, how to instructions, DIY, tips, howto, learn, how do I