By Barbara Kessler Green Right Now Finally, someone has come out with an emphatic and holistic warning about air purifiers, many of which are anything but. Many of these home devices generate ozone, which can kill bacteria in a room, but yes, that’s the same ozone that’s in pollution. The same ozone that those of us in the Sunbelt states especially have come to know and loathe as a component of smog, fueled mainly by car emissions on hot days. If you are considering getting an air purifier