It all depends on how you're using them, of course. I don't know how you'd recycle an enemy, but that's just me...
Melted metal would probably be a no, just because it's too broad. And Fireworks may not pass, either. Or Feathers, just because...idk. But you don't have to listen to me if you're a hopeful with dreams and confidence.
--
"Fictional characters...can't break your heart."
"Redheads are said to be children of the moon, thwarted by the sun, and addicted to sex and sugar."
-fireworks
-melted metal
-feathers
-recycling
-cellophane wrap
--
ÉG er Ísland í minn raunverulegur líf Hetalia hó.pur
---
"Be quiet, you've been having memory crashes."
"What? I don't have any memory of any crashes. Wait...I don't have any memory of any crashes. Oh my goodness I'm doomed!"