Glowing endorsement: uranium glass collectibles gleam — but don't worry, they're not toxic.
While roaming my favorite antique store outside Atlanta recently, I heard a "click click" sound and turned around to see a woman shining a black-light flashlight on a green plate. A few minutes later, a man joined her with a black box that began to hum when it got close to the plate.
Source: arkansasonline.com