TMI plastic...?

Crystal • 1st IUI: 11/14/15, BFP 11/27/15! Miscarried 12/4/15. 2nd IUI: 12/20/15, BFP #2 1/2/16!!!
Anybody ever have discharge that smells faintly of plastic?? Weird I know, but mine seems to be that way just recently... A little worried about it.