What is the filament in light bulbs made of?

Answer Tungsten is the element used to make light bulb filaments. This element is used because its extremely high melting point allows it to reach a temperature high enough to emit light without disintegr... Read More »

Top Q&A For: What is the filament in light bulbs made of

Are GE light bulbs made in Mexico?

Yes, GE light bulbs are made in Mexico. However, as of April 2010, Businesswire reported that the GE plant in Ohio will be manufacturing its GE T8 Energy-efficient fluorescent light bulbs in the Un... Read More »

Who made the biggest contribution towards light bulbs?

The incandescent light bulb was invented by an Englishman named Joseph Swan. However, his light bulb burned out too quickly to be practical. The American inventor Thomas Edison refined the light bu... Read More »

Are light bulbs made of rock material?

Light bulbs are largely made of glass; however, the filament that lights up is made of tungsten. Tungsten is an element found in several different rock ores. Pure tungsten is itself a soft rock.Sou... Read More »

What are the disadvantages of compact fluorescent light bulbs over incandescent light bulbs?

Perhaps the greatest disadvantage is the issue of disposing of the fluorescent bulbs after they burn out. The fluorescent bulbs contain a small amount of mercury vapor so dumping them in a landfill... Read More »