Cloudy drinking glasses have a way of making even a clean kitchen feel a little dingy. I learned that lesson years ago after unloading what I thought was a perfectly clean dishwasher, only to find my everyday tumblers looking filmy, streaked, and tired. The good news is that the fix my grandmother taught me is still one of the simplest kitchen tricks I know, and it uses something most of us already have in the pantry.<\/p>\n
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Her method is wonderfully low-effort: a warm soak with plain white vinegar to dissolve the mineral residue that causes that cloudy look. In this article, I\u2019ll walk you through exactly why glasses turn cloudy, how to tell whether vinegar will help, the step-by-step method I use, and a handful of practical ways to keep your glasses sparkling clear for the long haul.<\/p>\n
1. What causes drinking glasses to look cloudy<\/p>\n
Most cloudy glasses are not actually dirty. They are usually coated with a thin layer of mineral deposits from hard water, especially calcium and magnesium. When water droplets dry on the surface, those minerals stay behind. Over weeks or months, the buildup becomes visible as a white haze or dull film.<\/p>\n
In my part of the Midwest, hard water is common, so this happens fast. If you run glasses through the dishwasher 4 or 5 times a week, that mineral film can build up in a month or two. Heat from the dishwasher can also \u201cbake\u201d residue onto the glass, making it look even worse.<\/p>\n
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