Making smoked paper for seismic recordings.
Previously:
Ancient Chinese seismoscope - photos
Earthquake detection kit - GIF
Earthquake-proof toothpick construction contest - GIF
Earthquake kills man working under jacked vehicle - GIF
Making smoked paper for seismic recordings.
Previously:
Ancient Chinese seismoscope - photos
Earthquake detection kit - GIF
Earthquake-proof toothpick construction contest - GIF
Earthquake kills man working under jacked vehicle - GIF
New plans added on 11/20: Click here for 2,589 plans for homemade tools.
Javierhm (Jun 24, 2021), johncg (Jun 25, 2021), Moldyjim (Jun 24, 2021), nova_robotics (Jun 26, 2021), Scotty1 (Jun 23, 2021)
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