LPT if you need to clean out a jar with hard-to-reach spots, throw in a few ice cubes, a spoonful of salt, and a bit of water, then shake it vigorously. The abrasive salt and ice will clean the inside efficiently.
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Perfect for narrow containers like thermoses or water bottles.
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The original was posted on /r/lifeprotips by /u/Kubicek420 on 2024-09-18 12:30:47+00:00.

Original Title: LPT if you need to clean out a jar with hard-to-reach spots, throw in a few ice cubes, a spoonful of salt, and a bit of water, then shake it vigorously. The abrasive salt and ice will clean the inside efficiently.

Perfect for narrow containers like thermoses or water bottles.