"Well. Actually, the 100% solution do exists in the nature - WOMD. 10oz of proper CW, for example, will do the job perfectly and permanently cleaning up everything with brains within 100ft radius around you in less than 30 sec after you stop and put on your special mask. But, you know..."

Yea but that gets in to the legal thing again, and I did say nothing I can think of would be legal. I can think of all kinds of things and a lot of them gring big grins to my face and few even make me let out an evil type chuckle but I'm kinda warped like that.