How did
scientists
determine the
"earmuffs" are
made of
bridgmanite?

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

The answer is bhope this

Answer:   d.  carbon dioxide.