Acetone Acetone Acetone (propanone) is the organic compound with the formula (CH)CO. It is a colorless, volatile, flammable liquid, and is the simplest and smallest ketone. Acetone is miscible with water and serves as an important solvent in its own right, typically for cleaning purposes in laboratories. About 6.7 million tonnes were produced worldwide in 2010, mainly for use as a solvent and production of methyl methacrylate and bisphenol A. It is a common building block in organic chemistry. Familiar household uses of acetone are as the active ingredient in nail polish remover, and as paint thinner. Acetone is produced and
Nail (anatomy) bar. Painting the nails with coloured nail polish (also called nail lacquer and nail varnish) to improve the appearance is a common practice dating back to at least 3000 B.C. With the rise of smartphones, some analysts have noted a trend of the "nelfie" (nail selfie), wherein people share their nail art online. Guinness World Records began tracking record fingernail lengths in 1955, when a Chinese priest was listed as having fingernails long. The current record-holder for men, according to Guinness, is Shridhar Chillal from India who set the record in 1998 with a total of of nails on his