S vs Contrail - What's the difference?
s | contrail |
The nineteenth letter of the .
voiceless alveolar fricative
Symbol for second , an SI unit of measurement of time.
Image:Latin S.png, Capital and lowercase versions of S , in normal and italic type
Image:Fraktur letter S.png, Uppercase and lowercase S in Fraktur
Symbols for SI units
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An artificial cloud made by the exhaust of jet aircraft or wingtip vortices that precipitate a stream of tiny ice crystals in moist, frigid upper air.
