Canned vegetables can last quite a long time if canned properly. Vegetables that have been canned can last for as many as 3-5 years if stored correctly.
you use ounces to measure canned vegetables if you are in the usa
Canned vegetables aren't the best for diabetes, I'd suggest if you have diabetes eat raw or cooked vegetables. Canned vegetables are good, but they don't taste as good to me.
I would say fresh vegetables, but it depends on the source / nature of the vegetable and other canned items
they aren't
You can use canned chicken broth, canned chicken and canned vegetables.
There is no gluten in any canned or frozen vegetables.
Because they have been in a metal can.
If you eat canned corn all your life then yes, but if you eat a well balanced nutritional diet then no. But corn on the cob is better for you than canned corn. Any choice you get eat fresh fruit or vegetables over canned or packaged fruit or vegetables.
in a cool dry place
It keeps the vegetables firm (from becoming soggy). It is often used in canned vegetables for this purpose
The U.S. Department of Agriculture (USDA) grades canned vegetables on a point system, rating them on such characteristics as texture, size, variety, maturity, taste, odor, and absence of defects.