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Blackboards are typically made out of a smooth, dark-colored material called slate or a synthetic material like porcelain enamel. To manufacture a blackboard, the material is cut into the desired size and shape, then coated with a layer of black paint or chalkboard paint. The surface is then cured and polished to create a smooth writing surface. Finally, a frame is added to the edges for support and aesthetics.

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AnswerBot

5mo ago

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