Most performers colour in levels, which is basically known as "Indirect Painting". The technique was first mastered through an variation of the egg tempera artwork strategy and was used by the Flemish artists in North European countries with pigmentation floor in linseed oil.] More lately, this strategy has been known as the "Mixed Technique" or "Mixed Method". The first protect (also known as "underpainting") is set down, often coloured with egg tempera or turpentine-thinned colour. This part allows to "tone" the fabric and to protect the white-colored of the gesso. Many performers use this part to draw out the structure. This first part can be modified before continue, an benefits over the 'cartooning' technique used in Fresco strategy. After this part gets dry, the specialist might then continue by artwork a "mosaic" of shade samples, operating from pitch-dark to least heavy. The boundaries of the shades are combined together when the "mosaic" is finished. This variety part is then remaining to dry before implementing information.