How do people get pure gases? (e.g, a helium tank for balloons)
In: Physics
Noble gasses (helium, neon, argon, etc) are found pure in nature, usually as a byproduct of natural gas and oil extraction.
Hydrogen and oxygen is made via hydrolysis. The process involves running an electrical current through water to separate hydrogen and oxygen. It’s an expensive process, and hydrogen is extremely difficult to store for long periods of time.
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