FOX NEWS: School shootings: This cannon fires unbelievable ammo to blast through walls and help rescue victims - Technopweb

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FOX NEWS: School shootings: This cannon fires unbelievable ammo to blast through walls and help rescue victims

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School shootings: This cannon fires unbelievable ammo to blast through walls and help rescue victims



A powerful modern day cannon fires water bottles as cannonballs - smashing strong walls in mere seconds.

via FOX NEWS https://ift.tt/2xyk0UA

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