7 Common Mistakes When Using Anti-Fog Spray on Glasses
Over-spraying, dirty lenses and rubbing too soon are among the mistakes that shorten anti-fog performance. Here's how to apply spray properly and make it last.
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Over-spraying, dirty lenses and rubbing too soon are among the mistakes that shorten anti-fog performance. Here's how to apply spray properly and make it last.
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Why do glasses fog up? A plain-English look at temperature, humidity and surface tension, and how anti-fog treatments make moisture spread instead of beading.
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