U.S. Art Supply Refined linseed oil is the most commonly used oil by artists for adding to Oil Paints and Painting Mediums. Use in moderation to thin oils or as an ingredient in traditional painting mediums and to slow drying and aid in paint flow. 500ml / 16.9 Fluid Ounce Container,Can be added directly to oil paint to make colors glossy and fluid. May also be used as a paint binder ingredient when mixing colors from powdered pigments,Can be added to oil paints to Increase gloss and transparency. Can be pre-diluted with Turpentine, Grumtine or Odorless Paint Thinner,It assures a uniformly tough, elastic and glossy film that repels water, resists weather, retards chalking and prolongs paint film life. It is an excellent choice as an extender and fortifier of oil base paints stains and primers,U.S. Art Supply Refined Linseed Oil gives oil paint colors a resistant finish and great beauty and depth.