Engineer builds the world’s first plasma-based Star Wars’ lightsaber

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A popular YouTuber has created the first functioning lightsaber, using propane gas burning at around 4,000°C to create a retractable plasma beam.

Canadian James Hobson, known as ‘the Hacksmith’, has a following of ten million subscribers and works on turning popular science fiction items into reality.  

Inspired by a love of Star Wars, he has previously made various lightsabers, but wanted to produce

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