A four tube fluorescent luminaire is just 4 separate fluorescent lamp circuits in one fitting. Look up 'how things work' etc to see a fluorescent lamp circuit.
Fluorescent light replacement is easy as replacing light bulbs. Slowly twist the fluorescent until the lead of each end aligned to the path of ejection/insertion. Or just simply stretch both end of fluorescent ballast then remove/insert the fluorescent light.
Not sure what you mean by an F12 bulb. The number on a bulb F12T12 means 12 watt fluorescent and the T12 means 12 units of 1/8" diameter. So a T12 is 1.5 inches in diameter.
Fluorescent lights are more expensive to buy, but cheaper to run and they last longer.
If the ballast on a fluorescent light blows the lamp will not work.
Fluorescent recovery after photobleaching
More information is needed to give a meaningful interpretation. Colors in dream are not significant in themselves. A fluorescent green vine would mean something very different from a fluorescent green snake.
Fluorescent urine means.......well fluorescent means like glowing and urine means liquid or water. So I suggest it means glowing liquid or something. If you were using markers and if it said fluorescent urine it would mean that the markers are bright and they kind of glow.
If you mean which other element is used in a fluorescent light along with argon then the answer is xenon.
glass
it could be ur birth mark my birth mark is gray strips of hair or it could mean ur getting old
The cross symbolizes Christianity.
The original 13 colonies
The lights were very fluorescent.
Yes, lamp is to fluorescent
I will assume you mean fluorescent tubes They are different caps
the thirteen stripes represents the thirteen colonies of america