Eli5: Why do all my cups and glasses have rims on the bottom that collect water in the dishwasher? 663 viewsJanuary 3, 2024 Question90.64K February 28, 2021 0 Comments Eli5: Why do all my cups and glasses have rims on the bottom that collect water in the dishwasher? In: Other 24 Answers ActiveNewestOldest Anonymous Posted February 28, 2021 0 Comments The bottom rim helps cups not suction to surfaces under condensation and the air gap in the rim helps insulates your drink better. Some cups have gaps in the bottom rim to let water flow out, some don’t. You are viewing 1 out of 24 answers, click here to view all answers. Register or Login
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