Reversible and Non-reversible Medium

There are many uses for both reversible and non-reversible mediums in decorative painting.  A reversible medium can be taken back to a glaze with water (or alcohol like shellac).  Non-reversible mediums are far more common and are permanent (unless a solvent is used to remove). Reversible Mediums: Gouache Glaze = Gum Arabic + H2O + […]

Linseed Oil

Linseed oil is an essential oil for the traditional decorative painter who uses an oil glaze. Linseed (or Flax) is a sicative oil – meaning it will eventually dry.  Walnut and poppy oil also fall into this category.  Most other oils like olive, peanut, etc. will never dry, and therefore, they are not useful for […]

Turpentine

Turpentine is an organic product that is steam distilled from the resin of pine trees of many varieties.  The better resins come from the Eastern Seaboard English Pine because of the saltiness in the air. Producing turpentine:  A pine tree is stripped of its bark in a V-shape.  The remaining trunk will begin to secrete […]