I like the wehi videos because they take effort to make the molecular motions appear to be random, a result of stuff blundering about: https://youtu.be/7Hk9jct2

I like the wehi videos because they take effort to make the molecular motions appear to be random, a result of stuff blundering about: https://youtu.be/7Hk9jct2ozY https://youtu.be/7Hk9jct2ozY