Clips·reddit.com↗·1moA true unsung hero of the Apollo 13 mission#Reddit#reddit.com#interestingSourceRead the original at reddit.com0SaveShare📚Add to CollectionNext postWriting "a" as "ah"Related postsUniversity of Waterloo students broke a Rocker world recordreddit.comWorld record for the greatest height by human catapultreddit.comI used only 25 grams (0.9 oz) of copper wire to make this. It's entirely wire wrapped, no soldering.reddit.com