Saudi Arabia created a cooling system that “uses 1 watt or less” using ammonium nitrate and a thermodynamics trick, and tests showed it dropping from about 77°F t…

Saudi researchers built an electricity-free cooler using salt and sun. See how NESCOD could revolutionize cooling in extreme ...

No AC, No Problem: This Cooling Prototype Works Cheaper With No Electricity

Traditional air conditioners eat up a lot of electricity, and with rising temperatures, that's becoming more of a problem. This prototype may change things.

Forget AC, scientists create salt & water cooling system that works without electricity, keeps temperature near fridge levels for 15 hours

Salt and water AC: Saudi Arabian researchers have developed a novel cooling system, NESCOD, that utilizes ammonium nitrate's ...
AOL

Not A Fan, Not AC: This Cheap Cooling System Works Without Using Electricity

Air conditioning is one of the biggest contributors to electricity consumption in U.S. homes and commercial buildings. It's not always possible to cut back on its use, either, especially in hot and ...