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2 votes
What keeps things Colder aluminum foil or plastic wrap

User Zhm
by
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2 Answers

5 votes
aluminum because it is colder

User Gennad
by
8.2k points
3 votes
Plastic wrap insulates poorer than does aluminum foil.

Aluminum foil reflects the heat and keeps things warmer.
User Tatha
by
6.9k points
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