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Q & A: thermal insulation

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Most recent answer: 10/22/2007
Q:
Can the materials used to make a thermus be also used to keep an ice cube solid in a cardboard box. If not then please do tell me. It is my school project.
- Abhinav (age 13)
John Oliver Secondary, Vancouver, BC
A:
Many good thermos bottles use vacuum layers for insulation. That doesn't sound like the sort of thing you can easily put together yourself. Styrofoam offers a reasonably good substitute.

Mike W.

(published on 10/22/2007)

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