World of Weapons S01E06 - The Power of Destruction

International experts test the catastrophic effects of the most destructive weapons that shaped the wars of the 20th century. Machine guns kill entire units within seconds, while the hand grenade has enormous power and can easily be carried in a backpack - but the most powerful war machine ever invented is the tank. Military scientists seek ever more demolition with least effort - does the Russian 'father of all bombs' finally reach all limits of conventional destruction?