3D pen dream carWE all know about 3D printing. Formula 1 teams use it to rush out parts that are needed for a race weekend. The Bloodhound world land-speed record team used 3D printing to produce the nosecone for the supersonic car.But what if you could use a 3D pen to draw your dream car? We are not quite there yet, but Nissan in the UK commissioned a number of artists to draw a life-size version of its new Qashqai Black Edition. The artwork was painstakingly hand-drawn by a talented team of 3D pen artists, using pens supplied by 3Doodler.It took over 800 man-hours to complete and required 13.8km of plastic strands. The 3Doodler Create 3D pen allows anyone to draw in the air to produce unique three-dimensional shapes and patterns. It works by heating solid plastic to 230°C and forcing it through a nozzle just 0.7mm wide as it cools. The final product is impressive, but we are not sure how well it would stand up to a crash test though.Citroen conceptCITROEN has revealed its Cxperien...

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