Smoke rings from a toy gun don’t do much more than entertain a child. But by giving them an electrical charge, a company called Battelle has discovered a way to make them more useful for firefighting and even crowd control.
When Lieutenant John Pike casually hosed down a line of seated protesters with pepper spray, a lot of weird stuff immediately followed. No, we’re not talking about the evolution of the meme. Or even the nationwide backlash.
In South Africa, ATMs have been weaponised with pepper spray to ward off thieves. What could possibly go wrong??