alleryVacuum packing keeps food fresh by removing what?
ASalt
BSugar
COxygen
DHeat
Answer & Solution
Correct answer: C. Oxygen
1. Food is stored in an airtight bag or bottle with the air removed.
2. Bacteria are stripped of the oxygen they need to survive.
3. Salt, sugar and heat are not what vacuum packing removes.
_Source: Wikipedia, Food preservation, Vacuum packing_
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