Helium gas symbol2/12/2024 ![]() The recreational use of compressed helium to generate voice changes has resulted in fatalities.Ī clinical example of helium-induced rapid freeze damage to both hands was recorded at extremely low temperatures. Asphyxiated suicides have been carried out with compressed helium. To avoid signs of oxygen shortage, the oxygen content must remain above 19 percent by volume. The ability to displace oxygen in the air is the main concern. ConclusionĪt normal temperatures and pressures, helium is harmless. Since liquid helium has a low melting point, it has numerous applications in a variety of fields such as cryogenics, magnetic resonance imaging (MRI), and superconducting magnets.
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