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Close Up Photo From the Inside of a Combustion Chamber of an Advanced Futuristic Turbine Engine with a Rotating Fan. Modern Industrial Jet Engine in Research and Development Facility
An engineer is setting up a machine for 3D printing, a printer for volumetric printing of parts.
Joseph Nicéphore Niépce commonly known or referred to simply as Nicéphore Niépce, was a French inventor, usually credited with the invention of photography.
Scientist making Development and invention of vaccine medicine ampoule in pharmaceutical laboratory.
An Asian boy is building a metal robot and a programmable electronic board.

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