![LEGO visco fuse machine, first batch(dummy fuse) What composition could be used to get the classic commercial visco fuse wild and sparky burning behaviour? : r/Pyrotechnics LEGO visco fuse machine, first batch(dummy fuse) What composition could be used to get the classic commercial visco fuse wild and sparky burning behaviour? : r/Pyrotechnics](https://i.redd.it/oh6a80f0chd51.jpg)
LEGO visco fuse machine, first batch(dummy fuse) What composition could be used to get the classic commercial visco fuse wild and sparky burning behaviour? : r/Pyrotechnics
3mm Visco Fuse - www.WirelessFireworks.co.uk | firework, video recording | Just 1 month until the big day! Hope your pyro shopping list is looking good! VIDEO: 3mm visco fuse (also known as
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