Quote Originally Posted by jimc View Post
i took my xacto knife and sliced the end off. in the cross section you could actually see the rainbow layers of each color i had printed with over the past 3 weeks or so. this was the first actual hard evidence i found that many plastics dont intermix welll and each time you switch you are left with a thin film that stays in there cooking and it gets harder and harder making the hot end tighter.
Ha!!!! I bet this is what is killing me!