Persons who work in high-mercury environments (such as dentists, dental technicians, workers in mercury-vapor lamp
The tabletop system takes in water from a well or hand pump, for example, bathes it with ultraviolet radiation from a mercury-vapor lamp
, and sends it out free of germs.
Observing was fine until the local power company replaced a burned-out mercury-vapor lamp
near his property, ruining his view of the southern sky.
For lignin, a 1-hour UV pretreatment with a mercury-vapor lamp
(emitting a range of spectra at either 254 nanometers and higher or 300 nonmeters and higher) doubled the 10-day growth recorded for fungi dining on untreated material.
When using Casio LampFree projectors with the Eco-mode on, users can save up to 50 percent of energy costs compared to a conventional projector with mercury-vapor lamps