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Definition of Lifting gas
1. Noun. A gas that is used to produce buoyancy for e.g. balloons or airships (such as helium or hydrogen.) ¹
¹ Source: wiktionary.com
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1. Noun. A gas that is used to produce buoyancy for e.g. balloons or airships (such as helium or hydrogen.) ¹
¹ Source: wiktionary.com