Welsh company BCB has developed what is essentially a potato cannon on steroids. Called the Wall Breaker, this pneumatically charged cannon launches water cooler bottles at 984 feet per second.
Need to break through concrete in a hostage situation? No problem. Want to rip a giant hole through a cargo van? They have you covered.
This was developed for the British military, so I’m not sure we’ll be seeing a consumer version available anytime soon. Impressive all the same.