A volatile solvent, commonly WEAR PROTECTIVE CLOTHING!used with lacquers and in paint-removers; also known as dimethyl ketone and 2-propanone. It is soluble in water and alcohol. It is non-photochemically reactive. One of its uses is to clean up epoxy resins, polyester resins, contact cement,Flammable! fiberglass, along with many inks and adhesives. Acetone is often used in the cleaning and restoration of old paintings. It is slightly toxic by skin contact and inhalation, and it is highly flammable, so carefully read cautioning labels on containers.(pr. ASS-ə-tohn)Also see art conservation and art restoration, and flammable.