Birdwatch Note Rating
2023-05-12 12:28:25 UTC - NOT_HELPFUL
Rated by Participant: F1367241FC76E8D703340BD61A51F0C4F59899E753A27E9C3976CC154FB8D8FE
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