dry ice

http://www.youtube.com/watch?v=IB59adW7UGs


This is a simple bomb.

This is very dangerous.

If I put a dry ice in a plastuc bottle.

It makes a time bomb.

I'm very shocked.

Hail is very dangerous.

I'm surrpr ised!

I'm shocked.

so,I suprised a cameraman.

He is a recklessness.

My name is koji.