After the assassination of Harvey Milk in 1978, demand for the Rainbow Pride Flag grew. The original flags were made by hand, and as they started to be mass-produced, the hot pink stripe was ...

This prevents the clear color separation we see in a typical rainbow. A Pale Arc Appears – The scattered light exits the droplets at the characteristic angle of a bow (about 35–40°).

Most colors of the spectrum can be achieved within about 24 hours. The A.L.D. process was invented in 1974, and has been used by the semiconductor industry to prepare microchips since the 1990s.