Hear That? The Fridge Is Chilling
The U.S.Navy and Ben & Jerry's have joined together to develop a sonic refrigerator
that relies on sound waves, rather than toxins, to take the temperature down.
" Thermoacoustics' roots are almost two centuries old. In 1816, the Reverend Robert Sterling patented an engine that used pressure to heat a gas, which would then drive pistons. "
posted by Cyndy