Volatile solvents are substances that evaporate quickly and can be used for a variety of purposes. ACETONE (7 letters) is a colorless, volatile solvent with a strong odor that is commonly used as a nail polish remover and paint thinner. Acetal (6 letters) is an organic compound that is used as a solvent in the production of plastics and pharmaceuticals. ETHER (5 letters) is a colorless, volatile solvent with a sweet smell that is used in the production of perfumes and as an anesthetic. All three of these substances are volatile solvents.