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2. Gum arabic - Wikipedia

   en.wikipedia.org/wiki/Gum_arabic

   Gum arabic is used as a binder for watercolor painting because it dissolves easily in water. Pigment of any color is suspended within the acacia gum in varying amounts, resulting in watercolor paint. Water acts as a vehicle or a diluent to thin the watercolor paint and helps to transfer the paint to a surface such as paper .

3. Printmaking - Wikipedia

   en.wikipedia.org/wiki/Printmaking

   Gum arabic, a water-soluble substance, is then applied, sealing the surface of the stone not covered with the drawing medium. The stone is wetted, with water staying only on the surface not covered in grease-based residue of the drawing; the stone is then 'rolled up', meaning oil ink is applied with a roller covering the entire surface; since ...

4. Gouache - Wikipedia

   en.wikipedia.org/wiki/Gouache

   Gouache (/ ɡ u ˈ ɑː ʃ, ɡ w ɑː ʃ /; French:), body color, [a] or opaque watercolor is a water-medium paint consisting of natural pigment, water, a binding agent (usually gum arabic or dextrin), [1] and sometimes additional inert material. Gouache is designed to be opaque. Gouache has a long history, having been used for at least twelve ...

5. Wash (visual arts) - Wikipedia

   en.wikipedia.org/wiki/Wash_(visual_arts)

   However, when gum arabic watercolor washes are applied to a highly absorbent surface, such as paper, the effects are long lasting. The wash technique can be achieved by doing the following: With water-based media such as inks, acrylic paints, tempera paints or watercolor paints, a wet brush should be dipped into a pool of very wet and diluted ...

6. Gum printing - Wikipedia

   en.wikipedia.org/wiki/Gum_printing

   Gum printing is a way of making photographic reproductions without the use of silver halides. The process uses salts of dichromate in common with a number of other related processes such as sun printing. Gum prints tend to be multi-layered images sometimes combined with other alternative process printing methods such as cyanotype and ...

7. Hand-colouring of photographs - Wikipedia

   en.wikipedia.org/wiki/Hand-colouring_of_photographs

   Watercolour paint used in photographic hand-colouring consists of four ingredients: pigments (natural or synthetic), a binder (traditionally arabic gum), additives to improve plasticity (such as glycerine), and a solvent to dilute the paint (i.e. water) that evaporates when the paint dries. The paint is typically applied to prints using a soft ...

8. Watercolor painting - Wikipedia

   en.wikipedia.org/wiki/Watercolor_painting

   An artist working on a watercolor using a round brush Love's Messenger, an 1885 watercolor and tempera by Marie Spartali Stillman. Watercolor (American English) or watercolour (Commonwealth English; see spelling differences), also aquarelle (French:; from Italian diminutive of Latin aqua 'water'), [1] is a painting method [2] in which the paints are made of pigments suspended in a water-based ...

9. Paint - Wikipedia

   en.wikipedia.org/wiki/Paint

   Used by the earliest western artists, Egg tempera (where the medium is an emulsion of raw egg yolk mixed with oil) remains in use as well, as are encaustic wax-based paints. Gouache is an opaque variant of watercolor, which is based around varying levels of translucency; both paints use gum arabic as the binder and water as a thinner. Gouache ...