Plastic ball bearings can be used as an anti-personal device. Theyt can be used to deter everything from mobs to single assailants. The caster can use cramp ons, cleats, spikes or golf shoes to avoid the bearings. Recovery can be made using a wet dry vac or leaf blower in reverse.
Bio:I studied computer science at the University of Maryland. I have done computer projects for NASA, various defense and intelligence agencies, AOL, UUNET ect. I am currently working on a project which...read more »