I know that some beam, when it collides with another, produces a solid particle. What is that beam, I can't remember?

EDIT- NOOOOOOO!!!! Why was the 'r' at the end of the title cut off?! The max title length is 40 chars?

@mniip (View Post)

 What makes BRAY? ARAY does, but that will only last a fraction of a second unless you do something else?

Ha, I was using PSCN.

Metal works, thanks!