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2. 4 DIY Air Conditioners That Actually Work - AOL

   www.aol.com/4-diy-air-conditioners-actually...

   Solar-Powered Air Conditioner. This air conditioner is extra sturdy since it's made from a plastic cooler, and the fan can be powered by a 12 volt battery or a 15-watt (1 amp) solar panel. This ...

3. Air conditioning - Wikipedia

   en.wikipedia.org/wiki/Air_conditioning

   The efficiency of air conditioners is often rated by the seasonal energy efficiency ratio (SEER), which is defined by the Air Conditioning, Heating and Refrigeration Institute in its 2008 standard AHRI 210/240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment. [61]

4. Tent - Wikipedia

   en.wikipedia.org/wiki/Tent

   U.S. Army tent with constructed wooden entrance, air conditioner, and sandbags for protection. Victory Base, Baghdad, Iraq (April 2004). Insulated tent for heating personnel. Central military district. Siberia. Armies all over the world have long used tents as part of their working life. Tents are preferred by the military for their relatively ...

5. Evaporative cooler - Wikipedia

   en.wikipedia.org/wiki/Evaporative_cooler

   An evaporative cooler (also known as evaporative air conditioner, swamp cooler, swamp box, desert cooler and wet air cooler) is a device that cools air through the evaporation of water. Evaporative cooling differs from other air conditioning systems, which use vapor-compression or absorption refrigeration cycles.

6. Ice storage air conditioning - Wikipedia

   en.wikipedia.org/wiki/Ice_storage_air_conditioning

   Ice storage air conditioning is the process of using ice for thermal energy storage. The process can reduce energy used for cooling during times of peak electrical demand . [ 1 ] Alternative power sources such as solar can also use the technology to store energy for later use. [ 1 ]

7. Willis Carrier - Wikipedia

   en.wikipedia.org/wiki/Willis_Carrier

   cleanse the air; After several more years of refinement and field testing, on January 2, 1906, Carrier was granted U.S. patent 808,897 for an Apparatus for Treating Air, the world's first spray-type air conditioning equipment. It was designed to humidify or dehumidify air, heating water for the first function and cooling it for the second.

8. Camping - Wikipedia

   en.wikipedia.org/wiki/Camping

   Camping is a form of outdoor recreation or outdoor education involving overnight stays with a basic temporary shelter such as a tent.Camping can also include a recreational vehicle, sheltered cabins, a permanent tent, a shelter such as a bivy or tarp, or no shelter at all.

9. Poncho tent - Wikipedia

   en.wikipedia.org/wiki/Poncho_Tent

   A poncho tent is an extremely popular form of emergency survival shelter. Numerous examples can be seen published in books and on websites including official military manuals.