Resumen de A world of hurt
Active Denial, a genuine pain ray, designed to subdue people in war zones, prisons and riots. In the last decade, no other non-lethal weapon has had as much research and testing, and some $120 million has already been spent on development in the US. Active Denial's supporters claim that its introduction will save lives: the chances of serious injury are tiny, they claim, and it causes less harm than tasers, rubber bullets or batons. Here, Hambling investigates why the technology hasn't been used yet.
