This hot tub filled with fluidised sand is what you need to see today

    We all understood science was cool, we simply didn’t understand how cool.

    YouTuber Mark Rober showed how including air to sand in a specific method triggers the sand to act and look like a fluid. The next rational action was to fill a jacuzzi with the things.

    Not just does this video teach you about commercial application of science (enjoyable!) When he conceals under the sand just to break out,– you likewise get to enjoy him providing his nephews a scare.