I don't see any logical reason why it's not safe. It's probably not very nice..
No it is not!
No!!!
no
It's most likely not safe to eat. Generally, canned or jarred jam has a shelf life of about 2 years.
NO!
No
While potatoes that have been frozen are safe to eat the cell structure of the potatoes will have been damaged. As a result the quality of the potato has been diminished.
Yes, it's safe to eat tamales sealed & frozen. When thawing them, you may reheat them by either microwave or toast them on the iron skillet. They are good to eat, but not as fresh as originally made.
no
no you can get a variety of diseases from it
no
no eating frozen fish is not good for you, any kind!