Birdwatch Note Rating
2024-04-04 15:40:02 UTC - HELPFUL
Rated by Participant: DB3898E017F4B9A2E4D984A212BA1B46CE554A35AB13D521B211D44F6A968446
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Original Note:
Vapor trails, also known as contrails or condensation trails, are long, thin clouds that are created by water vapor from an aircraft's engines. The water vapor condenses into ice crystals when it reaches the freezing air above 20,000 feet. Sources: https://www.space.com/what-are-contrails https://www.scientificamerican.com/article/why-do-jets-leave-a-white/ https://azdeq.gov/contrails#:~:text=These%20clouds%20are%20contrails%2C%20short,pose%20any%20public%20health%20risk. https://www.britannica.com/science/vapor-trail
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