Why do so many modern cups and mugs retain stubborn stains after dishwashing. I have some much older cups that do not have this problem? - Quora
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Amazon.com: Christian Art Gifts Novelty Floral Ceramic Coffee & Tea Mug Set for Women: Faith & Love w/Encouraging Scripture, Microwave/Dishwasher Safe w/Clay Base - Set of 2 Large 14 oz. Cups, Lilac
![Dishwasher is suddenly terrible, not getting tea stains off mugs... Any suggestions please? We've tried giving it a good clean : r/Frugal Dishwasher is suddenly terrible, not getting tea stains off mugs... Any suggestions please? We've tried giving it a good clean : r/Frugal](https://external-preview.redd.it/4gRcZwvndEQSR2Bg8xmrcf6Tr-1kjBJdHKS3oL1TAy4.jpg?auto=webp&s=dab3009d2fff1bca23b515067f77f33b04ae8208)
Dishwasher is suddenly terrible, not getting tea stains off mugs... Any suggestions please? We've tried giving it a good clean : r/Frugal
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