Birdwatch Note Rating
2023-05-15 06:51:06 UTC - HELPFUL
Rated by Participant: 9C053B9C35CB5435320126E54A7C149DEC1AC8777447A33F2A439F00E7A1D01D
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
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