There are a great number of different forms of light bulbs that are out there on the market place but the 1 I am going to talk about and explain these days is the fluorescent tubes kind.
These light bulbs are gas discharge lamps that use electricity to excite mercury vapor they require a ballast to keep the power flow operating properly throughout the bulb. These bulbs tend to be alot more expense than the usual ones but then makes up for it with the lower energy costs. They usually final longer than other equivalent types of bulbs, fluorescent tubes tend to be bigger than other individuals but they work quite well.
Fluorescent tubes give off a lot much less heat than other kinds of  lights hence which means that in hot climates or hot climate you will not get as hot just from the light getting turned on.
One more advantage for fluorescent tubes is that they have a a lot longer life span than a number of other bulbs, this life span can last up to 20 instances longer than the regular equivalent which will undoubtedly assist with operating expenses and also costs for replacing the bulbs as you will not need to have to replace them as regularly as other bulbs.
Even though fluorescent tubes can have a incredibly fine lifespan there is a disadvantage which is if you turn the lights on and off regularly the lifespan of the bulb will be cut dramatically which can finish up costing you much more money in the long run shopping for a lot more. So it is advised if you are utilizing fluorescent tubes that you use them in places where once you turn the light on you anticipate to have the light on for longer than an hour at a time.
A further disadvantage for the fluorescent tubes are that they can be a health and safety danger, if they are broken then they can let out tiny amounts of mercury which can be extremely hazardous so if the tube is broken then it is advised that the glass is picked up using wet paper towels and then disposed of in plastic sealed bags to cease anything becoming contaminated with the mercury.
Fluorescent tubes perform most beneficial when they are in rooms that are at space temperature and if they exposed to higher or colder temperatures then this efficiency is severely disrupted which can mean that in cold adequate areas the bulbs may well not turn on at all.
A different trouble with these tubes are that they are subject to flickering which can turn into especially annoying or it can be hazardous to persons sensitive to flickers for instance people today with epilepsy. The flicker occurs if the fluorescent tubes are making use of magnetic mains frequency ballast which do not just give out a normal steady heat, they flicker pretty quickly to preserve their light up. So if there are any interruptions to the ballast then a flicker could possibly occur.