The guys testing this were not safe at all. Still an interesting video. Crazy!
https://youtu.be/Qa-tTMJ8f...
https://youtu.be/Qa-tTMJ8f...
The Lightest Solid on Earth (You won’t believe this exists) - YouTube
Aerogel is the lightest and lowest-density solid in the world. It’s a gel composed of 99.8% air. Looking like frozen smoke, this material is almost as light ...
04:27 AM - Nov 12, 2024
(E)
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