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egoroff_w [7]
3 years ago
13

T Object]User:

Physics
1 answer:
Ksenya-84 [330]3 years ago
3 0
The second one, air is a poor conductor. If it weren't it wouldn't be used as such in construction. It's not the best insulator, but is quite efficient, and much cheaper to include a layer of air inside a wall than to add additional layers of asbestos :)
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