Graphic technique that displays images in false (not true-to-life) colours so as to enhance certain features. It is widely used in displaying electronic images taken by spacecraft; for example, Earth-survey satellites such as Landsat. Any colours can be selected by a computer processing the received data.
The five points of the star represent the unity of farmers, workers, intellectuals, soldiers, and youth in establishing socialism. Red stands for revolution and bloodshed. Effective date: 2 July 1976.