METHL ETHYL KETONE is the hardener catlylist for Polyester resin. The stuff they stick fiberglass together with. There have been days when I got the stuff all over me and looked like I'd grown feathers on my fingers. I built the hull for my 22 ft full rigged ship in the back yard of the man I ultimately named it after, William King Covell. One day when I was simply covered in polyester resin, Mr. Covell had been watching me from the rear piazza of his house, and, said "Jody, If you start to solidify, do take up a tastefull pose.
If you don't drink the stuff or get it in your eyes, there is nothing dangerous about Methy ethyl ketone.
Let me know how youmake out. And, s soon as I figure out how to send photographs or drawings, I'll send one.