helium
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The name helium is derived from the Greek word Helios (sun god).
The chemical symbol for helium is He and number is 2.Helium is in the category of noble or inert gases and has a low reactivity.Helium can also be used in lighting-related devices such as car headlights or billboards .Due to its lighter nature than other gases in the air, it is used to fill balloons for tourist, military, scientific and other purposes, to fill decorative balloons at parties and gatherings. Helium has a lower lifting power than hydrogen, but what it prefers for consumption is its non-flammability, which makes it a unique element.He is always happy, but when he is sad or upset, he pulls the strap on his shoulder, the gas empties, the lightness of his hair dims, but as soon as he is happy, he pulls the strap on his shoulder and refills it with gas. , Her hair is light.The choice of purple color is due to the color of this element in the periodic table..