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