American forces overcome the heat of the air with self-cooling units

<p style=";text-align:left;direction:ltr">ArabiaWeather.com - Military aircrews can&#39;t keep their wearers cool in the heat. So; The US Army has developed a self-cooling system that can be worn under uniforms without having to remove protective equipment.</p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> <span style="line-height:1.6em">These environmental control units are lightweight and are powered by a small battery installed inside the protective shields.</span></p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> <span style="line-height:1.6em">Mechanical engineer Brad Labrez, at the Center for Engineering, Research and Development &quot;NATIC&quot;, explained that these units operate with the same technology used in air conditioners for homes or in refrigerators, except that it will work on cooling a liquid, instead of cooling the air, to be pumped after that with fine tubes through a jacket. cooling.</span></p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> <span style="line-height:1.6em">This refrigerated liquid can travel a distance of approximately 110 feet in coiled tubes inside a jacket, which is worn directly on the skin, and</span> <span style="line-height:1.6em">although the size of the unit is only 3.5 inches, it provides 120 watts of cooling power, which is almost identical to the cooling power in a refrigerator. small.</span></p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> <span style="line-height:1.6em">It is noteworthy that helicopter pilots and crews use cooling systems installed in aircraft to overcome the heat, but many crew members avoid using them because they are uncomfortable.</span></p>