Samsung MLT-D303E Extra High Yield Black Toner Cartridge

Black - A colour which does not emit any colour of the spectrum. Black absorbs all frequencies of the spectrum.

Samsung - A South Korean electronics manufacturer founded in 1938

Key - A physical or virtual device or code used for opening something

Colour - The categorised spectrum of light visable to humans

Size - is the measurement of how big an object is in space.

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