Inert gas
01
不活性ガス, 貴ガス
a group of non-reactive gases that typically exhibit low chemical reactivity due to their stable electron configurations
例
Inert gases like helium and argon are commonly used in welding to shield the molten metal from reacting with oxygen in the air.
ヘリウムやアルゴンのような不活性ガスは、溶融金属が空気中の酸素と反応するのを防ぐために溶接で一般的に使用されます。
