Got used light bulbs? Don’t throw them out
USPS employees and contractors should not toss away light bulbs when they are no longer usable. Most light bulbs — including fluorescent, compact fluorescent, high-intensity discharge (HID), light-emitting diode (LED), neon and ultraviolet lamps — contain hazardous materials such as mercury, a toxic metal. The Postal Service considers these items universal waste that must be […]