Weapons "Expert" Underestimates Power Of Grenade, Gets Knocked On The Ground

These days, a video clip went viral on the web in which the drama is not missing. The "professional" showed before the camera the power of a hand grenade, but more than obviously forgot about his own safety.

The video has become a real little sensation online instantly!

In the scene you can see a man who presents a security guideline in front of a group of people using a hand grenade. To show the power of the explosion, he threw a hand grenade into the enclosure, then held the door himself.

At the instant he quickly realized his mistake - the power of the explosion had thrown him to the ground!

Before that, he got a stiff punch, as the door opened straight into him. Take a look at a scene where you will also keep your hands over your head!