Watch: Karachi Grenade ‘fail’ Isn’t The First Time Someone Failed At Grenades. Here’s 10 more

A hand grenade exploded inside a courtroom in Karachi when after a judge asked a constable if he knew how grenades worked. The constable, instead of verbally describing how grenades work, went on and did a practical demonstration by pulling the pin from the grenade.

A loud explosion resulted which injured as many as three people.

But this isn’t the first time someone ‘mishandled’ a grenade. Watch 10 more grenade fail.