Question

Late blowing (bulging of cans) defect in canned foods is caused by:

• A. Clostridium foetidum
• B. Coliform
• C. Bacillus cereus
• D. Bacillus subtilis

Hint:

Ensure sterilization protocols during canning to eliminate spore-forming bacteria.

Answer 1

The Correct Option is A

Clostridium foetidum, an anaerobic, spore-forming bacterium, causes late blowing in canned foods. Its metabolic gas production results in can bulging. These defects spoil food and present serious health risks if consumed. Strict sterilization and hygiene during canning are essential to prevention.