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Published 10:11 7 Jun 2015 BST
Updated 20:56 7 Jun 2015 BST

What's not so tricky is making a flamethrower ukulele.
That's right, a ukulele.
One man has provided a handy step-by-step guide to the whole process.
It might not be an effective weapon, but Caleb Kraft's creation looks pretty cool. Well, as cool as a ukulele can ever look.
https://www.youtube.com/watch?t=11&v=tzfyoSgFGNc
It might not be as impressive as the guitar that inspired it, but let's be honest, few things are.