A really bad smell hits the olfactory nerves like a pair of billiard balls in the face and will cause a human to flee even more than from tear gas. And few smells are worse than that of the skunk, which after long last the Israelis have cottoned on to! Crap Cannon: Israel sprays putrid liquid to control West Bank crowd - YouTube After being drenched once by this putrid 'skunk cannon', an Arab rioter is going to be mightily deterred. And his suffering 'innocent' neighbors aren't likely to let him riot again in a hurry once their homes have been stunk out! The Brits could really have done with this weapong during "The Troubles"!