Quote Originally Posted by Feign View Post
Ethyl Acetate smooths PLA in almost exactly the same way that acetone smooths ABS.

Harder to find and a little more expensive, but significantly less toxic also.
Overexposure to ethyl acetate may cause irritation of the eyes, nose, & throat. Severe overexposure may cause weakness, drowsiness, & unconsciousness.
You still need to take sensible precautions :-)