Quote Originally Posted by Hugues View Post
interesting.

from the article:

Additionally, post-treatment with part exposure to acetone vapor greatly improved strain, toughness, and surface finish in exchange for a small reduction in stiffness and tensile strength as a result of the melting and fusion of the ABS strands


Yup, you kill all those cavities responsible for stress concentration. But from my experience, it's quite annoying with acetone vapor bath. I tend to leave it for too long or not enough. I can't seem to sucessfully get a good timing.