Fluorescent lamp recycling
Fluorescent lamp recycling is the recovery of the materials of a spent fluorescent lamp for the manufacture of new products. == Overview == Glass tubing can be turned into new glass articles, brass and aluminum in end caps can be reused, the internal coating can be reprocessed for use in paint pigments, and the mercury contained in the lamp can be reclaimed and used in new lamps.
Source: Wikipedia — Fluorescent lamp recycling (CC BY-SA 4.0)