Is that steel wool in the front? Probably a science demonstration. If you quickly increase pressure in the air vessel up front by shooting the bow, the temperature spikes up enough to ignite the steel wool.
The "string" is a metal beam tho. No bow action here.
Is that steel wool in the front? Probably a science demonstration. If you quickly increase pressure in the air vessel up front by shooting the bow, the temperature spikes up enough to ignite the steel wool.
The "string" is a metal beam tho. No bow action here.
it's a spring https://youtu.be/imRfb1ZTjF0
Oh dats cool :) Never seen an engine like that. Its impossible to see in the picture, so thanks for sharing!
yeah the photo is weird, it doesn't even look like a low resolution photo of a spring it really does just look like a rod