Dear Heloise: I’m sure you have addressed this question many times, but I have missed the answers. What is the rule of thumb on discarding canned products? Stuff like canned pineapple, peaches, cherry-pie filling, etc., as well as mushrooms and chili. So many items have no “use/best by” date on them. I have nothing in bulged or ruptured cans, just some two years old and some not dated. I would appreciate any guidelines on when to throw away. Thanks for your column, I enjoy it very much.—A Reader, via e-mail

Hmm—good question, and more important today, since we all are watching our ...

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