Canned food becomes unsafe when the seal is compromised.
How to tell if canned food is spoiled
To tell if canned food is spoiled, inspect the can and contents before opening and using.
Why canned food spoils
Damaged seals allow bacteria to grow.
Improper storage causes corrosion.
Warning signs of spoiled canned food
Bulging, leaking, or rusted cans are unsafe.
Unusual odors indicate spoilage.
Step-by-step canned food safety check
- Check for bulging or swollen lids.
- Look for dents, leaks, or rust.
- Listen for unusual hissing when opening.
- Smell contents immediately after opening.
- Discard without tasting if anything seems wrong.
Common mistakes
- Tasting food to test safety.
- Using dented cans.
- Ignoring expiration guidelines.
Conclusion
Visual and smell checks protect against spoiled canned food.