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The gas used for filling weather balloons is

Answer» <html><body><p> Helium</p><br/><br/><p>A balloon is an inflatable flexible bag filled with a gas, such as helium, hydrogen, nitrous oxide, oxygen, or air. Modern balloons can be made from materials such as rubber, latex, polychloroprene, or a nylon <a href="https://interviewquestions.tuteehub.com/tag/fabric-982562" style="font-weight:bold;" target="_blank" title="Click to know more about FABRIC">FABRIC</a>, while some early balloons were made of dried animal bladders, such as the pig bladder. Some balloons are used for decorative <a href="https://interviewquestions.tuteehub.com/tag/purposes-1173299" style="font-weight:bold;" target="_blank" title="Click to know more about PURPOSES">PURPOSES</a>, while others are used for practical purposes such as meteorology, <a href="https://interviewquestions.tuteehub.com/tag/medical-557835" style="font-weight:bold;" target="_blank" title="Click to know more about MEDICAL">MEDICAL</a> treatment, military defense, or transportation. A balloon’s <a href="https://interviewquestions.tuteehub.com/tag/properties-11511" style="font-weight:bold;" target="_blank" title="Click to know more about PROPERTIES">PROPERTIES</a>, including its low density and low cost, have <a href="https://interviewquestions.tuteehub.com/tag/led-536896" style="font-weight:bold;" target="_blank" title="Click to know more about LED">LED</a> to a wide range of applications. Because of the non combustible property of the helium gas it is widely used in weather balloons rather than hydrogen gas which is highly combustible.</p></body></html>


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