lifting gas

Noun

countable uncountable

A gas, such as helium or hydrogen, that is used to produce buoyancy for e.g. balloons or airships.

Japanese Meaning

浮揚用ガス：バルーンや飛行船などの浮力を得るために使用されるガス（例：ヘリウムや水素）

Before the festival, the engineers checked the purity of the lifting gas to ensure the balloons floated safely.

祭りの前に、技術者たちは風船が安全に浮かぶように浮揚用ガスの純度を確認した。

Sense（1）

A gas, such as helium or hydrogen, that is used to produce buoyancy for e.g. balloons or airships.

lifting gases

（ plural ）

lifting gasses

（ plural ）