Nail polish can be harsh on skin and nails. Acetone can also remove artificial nails made of acrylic or cured gel. A less harsh nail polish remover is ethyl acetate, which often also contains isopropyl alcohol. Ethyl acetate is usually the original solvent for nail polish itself. Acetonitrile has been used as a nail polish remover, but it is more toxic and potentially more carcinogenic than the aforementioned options. It has been banned in the European Economic Area for use in cosmetics since 17 March 2000. The health risks associated with nail polish are disputed. According to the U.S. Department of Health
Water marble nail The pattern floats on the surface of the water. Water marble nail art requires clean water, nail lacquers for free-dropping, and a stick for drawing patterns. Before patterns are created, the nails are painted with a light-colored nail polish that establishes a good contrast with the colors chosen to create the water marble. Some techniques use a matte coat to provide contrast and maintain an even look. After the base coat has dried, tape is put around the fingers to gather the excess nail polish after the marbling. One or two drops of colored lacquer are chosen for the design