Another main step is to apply washes for shading and gradual transitions of tone. Shading is called Dang in Tibetan which is one of the special feature of Thangka painting. Shading is an important feature of thankapainting, taking up a large portion of the time, and is done very carefully and precisely. Shading in this context does not mean the treatment of light and shadow within the whole composition, for the distribution of light and .
Almost every object depicted in a thangka required outlining or linear detail. Outlining proper (bead) served to set off most objects from their surroundings, and it was used to demarcate the main subdivisions within them. Tibetan painters also used line drawings to develop the form or texture inside a given area, for instance within a swirling mass of flames or within the hair of a deity. Furthermore, fine linear drawings were the main way .