Birdwatch Note Rating
2023-05-12 05:55:00 UTC - NOT_HELPFUL
Rated by Participant: 7971583D471A333C812472CE17700C48B0D990628EB1DF9B6FE4996156DC12A0
Participant Details
Original Note:
Contrails are line-shaped clouds produced by aircraft engine exhaust miles above Earth's surface. Contrails are composed primarily of water, in the form of ice crystals. This phenomenon is reproducible via many experiments. Contrail properties observed and studied since 1920s https://www.nasa.gov/sites/default/files/atoms/files/contrails_k-12.pdf
All Note Details