If you have to ask, don't eat it.
yup
Green beans can be safely canned in the home using a pressure canner, as the beans are low in acid. The raw or hot packed method can be used. Experts say that if done properly, canned green beans can be stored for up to five years if kept in a cool, dry location. Frozen green beans on the other hand, should be used within a year.
The lid was probably not sealed tight enough, allowing air to get inside the jar.
MOST PROCESSED CANNED VEGETABLES HAVE A STABLE SHELF LIFE OF 2 YEARS. EXCEPTIONS WOULD INCLUDE ACID BASED CANNED VEGGIES; LIKE TOMATOES, TOMATO SAUCES , WHICH MIGHT SPOIL & CAUSE THE CAN TO SWELL OR LEAK AFTER AWHILE.
you can can any vegtable that comes from ur garden,but I"ve always got rid of any un-used after 2- 3 years. Yes! And, home canned potatoes taste far superior to commercially canned, which have that 'tinned' taste. They're ideal for soups, stews, scalloped potatoes and home fries, not so great for mashed potatoes. I also love them reheated with canned green beans!
Baked Beans come from a plant. Then they come from a tin. The tin with those beans, can be purchased in a shop. More information: Baked beans begin as beans which grow on a vine. The beans are shelled and then dried. Some are processed in factories and sold as canned baked beans. Others are packaged as dried beans, which can then be cooked into baked beans by home cooks.
You can't always see or smell botulism. Make sure the seal on the jar is tight. The tighter the seal, the louder the pop when you remove the lid. Also, you will feel a slight "vacuum" release when you remove the lid. If the seal isn't tight, it's better to be safe and throw the beans out.
The two most common ingredients in the dish known as Green Beans Almondine are green beans and almonds. There are various recipes available for this dish that can be found on sites such as Food Network and Taste of Home.
When you find pictures of naked brussel sprouts under their bed. A serious answer: Beans with any visible mold or fuzzy spots should be discarded, as well as any beans with spots of soft black or brown decay. Beans also can become dry and wrinkled as they get old without actually rotting. That is not necessarily harmful, but old wrinkled beans have lost most of their flavor and nutrients and should really be discarded in favor of fresh beans.
Don't put the can in the microwave. Indeed not! As they allegedly used to say, Don't try this at home, folks! The beans won't be, even if green. The metal can and could - indeed would. It absorbs the microwave (ultra-short radio) energy and converts it into electrical eddy currents within the metal. And several hundred W into a small amount of thin sheet-metal of low resistance...
Possibly a fungus. It may come off if you clean them under cold water with a green plastic scrubbie. -Also, when you bring green beans home from the store, re-pack them in brown paper bags , DO NOT leave them sealed in a polyethylene bag.
Pour them straight out of the can into a pan and boil or simmer them for at least 15 minutes. The longer you cook them, the more tender they will be.