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2. Flameless ration heater - Wikipedia

   en.wikipedia.org/wiki/Flameless_ration_heater

   To heat a meal, the bag is first torn open, and a sealed food pouch is placed inside. About 1 US fluid ounce (30 mL) of water is then added to the bag, using the line printed on the bag as a marker. The chemical reaction begins immediately, and takes about 12 to 15 minutes to heat a food pouch to about 60 °C (140 °F).

3. ThermaCare - Wikipedia

   en.wikipedia.org/wiki/ThermaCare

   ThermaCare is a type of Continuous Low-level Heat-wrap Therapy (CLHT), that activates upon contact with air, providing approximately eight hours of heat directly where the heat-wrap is applied. Thermacare heat-wraps are designed for specific applications, including neck or wrist pain, lower back pain, knee pain, and menstrual cramps.

4. Self-heating food packaging - Wikipedia

   en.wikipedia.org/wiki/Self-heating_food_packaging

   A Unitized Group Ration – Express self-heating field ration being heated in its box. Self-heating food packaging is active packaging with the ability to heat food contents without external heat sources or power, usually using an exothermic chemical reaction. Packets can also be self-cooling. These packages are useful for military operations ...

5. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   firefox-startpage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

6. Hand warmer - Wikipedia

   en.wikipedia.org/wiki/Hand_warmer

   The release of heat is triggered by flexing a small metal disk in the hand warmer, which generates nucleation centers that initiate crystallisation. Heat is required to dissolve the salt in its own water of crystallisation and it is this heat that is released when crystallisation is initiated. [9] The latent heat of fusion is about 264–289 kJ ...

7. The 15 best early Black Friday sales this weekend: Toys ... - AOL

   www.aol.com/lifestyle/the-15-best-early-black...

   Speaking of, Old Navy's early Black Friday sale is fully up and running, with up nearly everything on sale and deals as low as just $4, including PJs for the whole family from $15 as well as the ...