Insulating

Go to the hardware store and buy a roll of insulating tape.

While the temperature above the snow can be -40° F, the temperature beneath the snow can be much warmer, even close to the freezing point at 32° F, because the layer of snow acts like an insulating blanket.

Shuttle officials say lightweight insulating foam that flew off Columbia's external fuel tank broke into dust and was not heavy enough to have damaged its left wing.

When oil gets in the ocean, birds are among the first victims: their plumage quickly loses its insulating properties with only a few drops of oil, so that the birds become hypothermic and die.