Most foods are stored in the refrigerator to stay fresh. However, certain items can lose their quality when chilled. Here are six foods you should avoid storing in the fridge. 1. PotatoesStoring potatoes below 4℃ (39°F) increases their sugar content, which can convert into acrylamide, a potential carcinogen. Exposure to light can also trigger the production of solanine, a toxic compound—store potatoes in a cool, dry, and dark place to keep them fresh. 2. OnionsFresh onions stay best in a mesh bag, stored in a cool, well-ventilated area rather than in the fridge. Avoid storing them with potatoe…