You’ve just finished washing and waxing your car, and it looks spotless—almost. As the sun hits the glass, you notice them: a hazy, almost milky film of stubborn spots that won’t disappear no matter how many times you wipe. This is a common and frustrating problem for car owners, often referred to as “glass fungus” or, more accurately, water spots. While they might look like mold, they are actually mineral deposits left behind by water.

So, why does your car glass seem to be a magnet for these unsightly stains, and how can you fight back? This article will dive into the science behind water spots, explain why they keep coming back, and give you the best tips to keep your car glass crystal clear.
The Culprit: Hard Water and Mineral Deposits
The main reason for water spots is hard water. Hard water is water that has … Read more