T0K3N00B

That's very bad, do not use nail polish remover, if you don't get all of it out, then smoke from your piece you could die from inhaling the fumes.

91 - 99% isopropanol alchohol is good.

1. Take a small sandwich bag and put your piece in

2. Take some salt and pour it over and in your piece (just over the top and some will get in through the holes)

3. Put enough alcohol to cover your piece

4. Close the bag (make sure it's completely closed

5. Shake for about a minute and a half

6. Take out your piece and wash it with water and get whatever is in there that's loose out

7. Put it back in the bag, shake for another 30 seconds or so (this is optional)

8. Dump out your alcohol from the bag

9. Put enough water in the bag to submerge your piece

10. Shake for 30 seconds

11. Take out your piece and run it through water and rinse it out 10-15 times

12. Dispose of the bag and the liquid inside

13. Wait for it to dry

You now have a clean pipe