... .2. Semicon cooler could be made for air conditioner and refrigerator to solve the problems of oscillation noise and leakage of ... , submarines, satellite stations,airplanes,underground buildings,etc.3. Example:one 100-1iter semicon refrigerator,adopting 2×l27 pairs of elemonts,its working ... portable cool/warm chese and water drinker(cool/hot),semicon cooling and ventilating fan, etc.