Germicidal lamp
A Germicidal lamp is a lamp that produces a special type of ultraviolet light. This light can ionise oxygen and produce ozone. Ozone can kill many types of germs. There are different designs of such lamps; some are very similar to compact fluorescent lamps.
Germicidal Lamp Media
A 9W germicidal lamp in a modern compact fluorescent lamp form factor
An EPROM. The small quartz window allows UV light to enter during erasure.