Birdwatch Note Rating
2023-05-15 06:20:40 UTC - HELPFUL
Rated by Participant: 4FC937911CA164B18363D8B531389838E4E45B657B8131449C22085EB45F1292
Participant Details
Original Note:
The “space pen” was invented by Fisher at their own expense. The pens were sold to NASA for $2.39 each. https://www.scientificamerican.com/article/fact-or-fiction-nasa-spen/ NASA thought broken graphite might be hazardous https://spinoff.nasa.gov/space-pens but that risk might have been over stated https://en.wikipedia.org/wiki/Writing_in_space
All Note Details