What kind of spark can you generate when you connect 244 9 volt batteries together in series?
That was a shocking experience!
Heard a few people say it is the current that kills, not the voltage. I have to disagree.
An electric company uses a DetCord to remove a tree that has fallen on some power lines.
These guys launched a Kickstarter project for a new kind of pen that draws functional electronic circuits instantly. Called the Circuit Scribe, the handy little device works like a regular ballpoint pen and releases a non-toxic conductive silver ink that dries instantly.
Sail by Awolnation played on a Tesla Coil.