The original post: /r/3dprinting by /u/shirt_full_of_beans on 2024-12-25 22:00:55.

Original Title: This is the first time I’ve encountered something like this. I bought a black filament from a local brand, and it started out fine, printing in black. However, it’s now shifting to gray, and underneath the gray, there are streaks of pure white? How? Why? What?