In the privileged corners of the world, it's easy to take for granted the amenities that define modern life—consistent electricity, reliable refrigeration, and an abundance of technological conveniences. However, a significant portion of the global population struggles to access what many consider b...
At first, I thought maybe it used heat to drive a refrigeration cycle (like the gas-powered refrigerators), but it's got a solar-powered compressor that freezes ice packs in the walls combined with some hefty insulation. Still cool, but yeah, also uses electricity.