I usually just pour about a cap full of finger nail polish remover in the polish then close the bottle and roll the bottle of polish back and fourth in your hands. This mixes it and thins out the...
Looking at the various material safety data sheets (MSDS) in proprietary nail polish thinner, they all seem to be proprietary formulations with varying amounts of a range of "organic chemical"...
OPI works best.The best way to remove nail polish is to put nail polish remover on a cotton ball and press it to your nail wrap aluminum foil for 5 minutes.Take it off its completly gone.