After some experimentation, the guys over at protoparadigm have come up with a way to smooth out those PLA prints, using the same technique and a chemical that’s just as safe as acetone.

This sounded like exactly what I wanted, but unfortunately, acetone doesn’t have this same effect on PLA. After some more research I found people suggesting Weld-On #16, an acrylic adhesive that ...

Acetone, the major ketone body produced as a result of the diet, has anticonvulsant effects. However, little is known about the interactions between acetone and antiepileptic drugs (AEDs).