Painting Fingernails with Silver and Gold (IMAGE) American Chemical Society Caption Using metal nanoparticles in clear nail polish makes it durable and colorful without extra additives. Credit American Chemical Society Usage Restrictions Please credit American Chemical Society License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.