We use a metal egg whisk for the steel wool spinning hanging from a dog chain or cord rope. I've attached a firework also but it is somewhat dangerous!
You could maybe check out the Lightpainters United community here on Hive. There's a lot of examples of this kind of stuff 😀
Good to always be careful when playing with fire. Haha
I'm already subscribed! Love the arts from this community.
Have a great day!