Secrets of Keeping Food Longer
Food & CookingAges 6–8

Secrets of Keeping Food Longer

How do cold, salt, sugar and vinegar help food keep? Discover what helps unwanted microbes grow, why an airtight tin keeps biscuits crisp, and why freezing slows food down without making it last forever.

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Secrets of Keeping Food Longer
Food & CookingAges 6–8

Secrets of Keeping Food Longer

0 of 2 done0%

How do cold, salt, sugar and vinegar help food keep? Discover what helps unwanted microbes grow, why an airtight tin keeps biscuits crisp, and why freezing slows food down without making it last forever.

Episodes

2 episodes · 5:37 total
Why does food stay fresh longer in the fridge?
Why does food stay fresh longer in the fridge?2:51212:5121
Why do raisins last longer than grapes?
Why do raisins last longer than grapes?2:45142:4514
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