What separates white lights into bands of color lights?
Light travels more slowly through 'optically dense' materials such as glass and diamond. The different wavelengths of light also move at different speeds in such materials, the blue light moves more slowly than the red light part of the spectrum, so all of the different colours that make up white light can be separated out when the white light enters the material at an angle. The blue light will bend more than the faster red light.
White: Probably because white is the brightest color (no colors are filtered out of white light) and the main runway lights are the most important lights for a pilot to see in bad weather. Blue: Probably because red is typically used as a warning color (and sometimes direction), and green is sometimes used to indicate direction, blue was available to use for taxiways and was not distracting.
White Lights on the Rear of a Vehicle Most traffic codes [laws] are very specific that no lights on the rear of a vehicle be any color other than red or amber. However, there are two exceptions and they are: White lights to illuminate the license plate commonly called license plate lamps. White lights which only come on when the transmission is in reverse gear and these are called "Backup" lights.
Wiring color codes are the identification colors that color the wires in your automobile. For example, if you have a British car the blue, blue and white , and blue and red wires are for the headlights. The red and white wires are for the instrument lights, and the green and white and green and red wires are for the turn lights. The color code simply identifies what that wire does. Could you imagine if…