...The clear, bracing air added buoyancy to every movement, andthe sun poured its brilliant rays through the deeply-stained windows,as the happy couple entered the sanctuary, followed by old Mr... 
William Wells Brown 「Clotelle: a Tale of the Southern States」
...The buoyancy might have been given at once, if nature had wantedthatonly; she might have blown the feathers up with the hot air of the breath, till the bird rose in air like a cork in water...
John Ruskin 「Love's Meinie」
...The buoyancy of the water will reduce the stress to the animaland will help to keep it cool and prevent overheating—a realdanger to stranded cetaceans...
Stephen Leatherwood 「Whales, Dolphins, and Porpoises of the Western North Atlantic」
..."It's a matter of balancing off ourflow of gases, of holding up buoyancy to the very last...
Various 「Astounding Stories, July, 1931」
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