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If you have some random bits of wood floating around that you just don't know what to do with, perhaps you could take a leaf out of Lucien Langton's book. The 25-year-old student at the Lausanne University of Art and Design (ECAL) in France has built a functioning printer for wood that uses fire as a medium.

FireWriter consists of a repurposed inkjet printer controlled with Arduino Uno, a calibration module equipped with an optical sensor and fitted with a Dremel torch loaded with a mixture of butane and propane that burns at up to 1200 degrees Celsius.

A black-and-white image has to be fed into Processing software; it then creates a Wiring script that's fed back to the Arduino unit. … Read more