Related terms:
arc tube
hid lamps
mercury vapor lamps
high pressure sodium lamp
discharge lamps
high pressure sodium
these lamps
mercury vapor
metal halide
low pressure sodium
vapor lamp
sodium lamp
must be stored
metal halide lamp
color corrected
these fixtures
outer bulb
reactive than
sodium salt
luminaires
sodium oxide
sodium ion
emission line
sodio
osmoregulation
Wikipedia sources:
History of street lighting in the United States
Sodium-vapor lamp
Sodium
High-intensity discharge lamp
The Birds (film)
Mercury-vapor lamp
Context for words:
sodium
vapor
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