When these sediments are deprived of oxygen, they emit highly poisonous toxins. So if the food canning safety procedures have not been rigorous, sediment can produce this toxin.
The risk is higher, though, if you grow your own food — especially if you can your own food. However, following food hygiene and canning procedures can prevent it. Skip to content. Hannah Spruce. Tags: Food Safety Health and Hygiene. Like This Article? Privacy Policy. New Farmers. Disaster Resource Center. An official website of the United States government. Have a Question? After you open a can, how long can you keep the food in the refrigerator?
Information Knowledge Article. After opening canned goods, store the food in the refrigerator. High-acid canned goods such as tomato products, juice, fruit, pickles, sauerkraut and foods in vinegar-based sauces can be stored five to seven days. There are also concerns about BPA in cans, she adds, which may "leach out from the aluminum and tin. That said, you may want to opt for canned foods that clearly state "BPA-free" when possible.
The type of food you've got in that open can can help determine how long you can leave it in the fridge. Highly concentrated canned products, like condensed milk, often stay safe to consume longer than less concentrated foods, like chicken broth, Kundu says, adding that soft canned cheeses like mozzarella will spoil more quickly than black beans, which will keep longer. All in all, Kundu suggests avoiding putting an open can in the fridge.
Consider investing in a Pyrex glass storage set. Or, if you insist on keeping your food in its can, cover it tightly when putting it in the refrigerator; these plastic can lids can help.
Refrigerated or not, keep in mind canned goods often come with a serious side of salt.
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