You are not removing colour you are stressing the surface of the print. The colour goes all the way through. You can get the white to disappear by using a small heat gun carefully.
Thanks guys. I am such a noob. I just tried to heat it up with my lighter and the white does go away but a small heat gun would work much better in this case. Thanks again.
New to 3d printing looking for...
Yesterday, 12:56 AM in Tips, Tricks and Tech Help