lifting agent
noun1
The substance that creates the buoyancy of a balloon or other airship; normally hydrogen, helium or hot air.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
The substance that creates the buoyancy of a balloon or other airship; normally hydrogen, helium or hot air.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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