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• 11:27, 25 April 2022 Physdemo talk contribs created page Color Subtraction (Created page with "{{NewDemo|subject=Light and Optics|topic=Color|file1=ColorSubtraction.gif}} The color subtraction demo consists of a box with seven lighted windows, of which the top is white and the remaining six are covered by colored filters. By placing the included plastic filters over the windows, it can be demonstrated that each filter will absorb certain colors and transmit others. By overlapping the filters, principles of color addition can also be demonstrated. '''Location: ''...")