inert gas 隋性氣體

inert gas
繁：隋性氣體
简：隋性气体

氦氣屬惰性氣體，無毒性，但會排斥其他氣體，不溶於血液，故人體大量吸入後，會令肺部缺氧情況加劇。

24歲青年氦氣袋笠頭尋死　母揭發救唔返 （2016年12月26日）。on.cc東網，取自 http://hk.on.cc/hk/bkn/cnt/news/20161226/bkn-20161226132747773-1226_00822_001.html

Both sprays come in cans and supply inert gases to replace the oxygen that sits on top of wine in the bottle.

Altman, D. (2013, August 23). Which Wine Preservation Spray Is Best? Huffington Post. Retrieved from http://www.huffingtonpost.com/daniel-altman/which-wine-preservation-s_b_3805642.html