Check Out What Happens When You Submerge A Ping-Pong Ball In Liquid Nitrogen

What happens when you submerge a ping-pong ball in liquid nitrogen? Well, watch and find out:

So what on Earth is happening here? The ball begins to spin, reaching thousands of revolutions per minute. But why? There's a great explanation here:

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But wait, we're not done yet. What happens when you put fifteen HUNDRED ping-pong balls in liquid nitrogen?