-
Thomas Edison made the first lightbulb. -
-
Peter Cooper Hewitt created a blue-green light by passing an electrical current through mercury vapor. -
Fluorescent lights were created when they combined neon tubes, phosphers and an electrical current. -
LED lights were invented -
After the oil crisis, the need for more energy efficient lights was present so the CFL or Compact Fluorescent light was manufactured. -
The most modern form of light that is still currently evolving for more efficiency