as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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explain what a 3d printer is.
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a 3d printer is a device that is used to create three-dimensional, physical objects from digital models. it works by laying down successive layers of material, such as plastic, until the entire object is created. 3d printers are used in a variety of industries, from manufacturing to engineering to art, and are becoming increasingly popular due to their low cost and ease of use.
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