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2. Magnetic refrigeration - Wikipedia

   en.wikipedia.org/wiki/Magnetic_refrigeration

   The warming is due to changes in the internal state of the material releasing heat. When the magnetic field is removed, the material returns to its original state, reabsorbing the heat, and returning to original temperature. To achieve refrigeration, the material is allowed to radiate away its heat while in the magnetized hot state.

3. 12 Hacks to Keep Warm Outside All Winter Long - AOL

   www.aol.com/lifestyle/12-hacks-keep-warm-outside...

   Keep a water bottle or mug handy so you don't forget to drink. You also may become dehydrated more quickly during cold weather exercise because cold diminishes thirst , so you don’t realize that ...

4. Ice storage air conditioning - Wikipedia

   en.wikipedia.org/wiki/Ice_storage_air_conditioning

   Illustration of an ice storage air conditioning unit in production. 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]

5. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   An air conditioning system, or a standalone air conditioner, provides cooling and/or humidity control for all or part of a building. Air conditioned buildings often have sealed windows, because open windows would work against the system intended to maintain constant indoor air conditions.

6. Refrigeration - Wikipedia

   en.wikipedia.org/wiki/Refrigeration

   In compressed air purification, it is used to condense water vapor from compressed air to reduce its moisture content. In oil refineries , chemical plants , and petrochemical plants, refrigeration is used to maintain certain processes at their needed low temperatures (for example, in alkylation of butenes and butane to produce a high- octane ...

7. Prepare for the coldest Arctic blast: How to keep your pipes ...

   www.aol.com/prepare-coldest-artic-blast-keep...

   Water expands when it freezes, Sperlich said, so people should drip indoor facets when temps dip below 32 degrees. Just make sure you drip the farthest faucet from your main valve. "You don't have ...