and you would be more effective than a skunk
Other ways to get ammo would be eat large pizza with dozen packages of fries and 5 jumbo burgers then get on wild ride just before some kid goes under and resets the speed controls for overload Just spray it in the bully's face and then watch the fun
Back on topic It seems to me that alot of back related injuies are caused by people trying to bend down at the waist to pick heavy boxes or other large objects up instead of lifting at the knees or they try to carry way too much at one time for too great a distance without stopping to rest