DISCLAIMER: please don’t actually do any of these (added by @jeffalo)
hey kiddos, wanna do something fun?
hammer a nail into a battery (a non-lithium battery, preferably a duracell)
touch the black liquid that spews out with your bare hands
eat the black liquid
trust me kiddos, its really fun to feel it with your hands and taste it with your tongue!
LOL @JEFFALO ADDED THE DISCLAIMER