Sulfur Hexafluoride Effect - The Helium Inverse

Daft Hands - Stronger

Think how long that would take to perfect that. That was fast!

A Legal Graffiti Alternative

Kind of like sparklers.

Don't try this at Home - You Might Break a Nail

The title of this post is supposed to be funny..... Ha.... Ha?

That Would Have Been Nice to Know

Simple Elevator Hacking. - video powered by Metacafe

I've not tried it yet, but my dad used to make elevators. He didn't know anything about this when I showed it to him.