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www.reference.com/article/krypton-light-bulbs-3404af66a68d5b54

According to Chemicool, krypton light bulbs are highly reliable, long-lived, energy-saving light bulbs that burn at high power and produce a brilliant white light. Krypton is often used in applications that require very bright lighting, such as airport runways.

www.reference.com/article/type-light-bulb-ea5b74bcd59bd867

A type A light bulb is the typical incandescent light bulb. It has a round top and a tapered bottom that allows it to be screwed into most light fixtures, and it can come in a brightness of 40, 60, 75 or 100 watts, although those wattages are being phased out in favor o...

www.reference.com/article/3-way-light-bulb-cbd6ee71984bdfc4

A three-way light bulb has two different filaments inside, each with different wattage for the low and medium light settings, which combine for the bright setting. For instance, a 30-watt filament for low and a 70-watt filament for medium combine for a 100-watt light.

www.reference.com/world-view/light-bulb-made-out-b31e5b633e3ffdd2

An incandescent light bulb is made out of glass and metal. It is filled with an inert gas such as argon. This gas helps to slow down the deterioration of the metal filament.

www.reference.com/article/created-light-bulb-f44e5da1434adb77

Thomas Alva Edison is often credited with inventing the lightbulb, but several other inventors created their own versions before Edison introduced his to the market. Edison gets the credit because his lightbulb was the first practical bulb that also had an electrical sy...

www.reference.com/science/gas-used-light-bulbs-5e51d315ea2ee793

Argon is a commonly used gas used to fill incandescent light bulbs. It increases bulb life by preventing the tungsten filaments from deteriorating too quickly. Other gases such as helium, neon, nitrogen and krypton are also used in lighting.

www.reference.com/article/invented-light-bulb-5bd52c11311c33ae

Thomas Edison is typically credited with inventing the light bulb in 1879. However, he was not the only person in history to have contributed to the development of the modern incandescent light bulb.