Sculpting and Retopo Workflow - Mastering Blender - page 146

Figure 3-5 Space stroke method with two different values
Airbrush Airbrush gives a brush effect that is sensitive to how you hold the brush in place. Think of the
difference between holding an ordinary paintbrush in place (very little paint transfers from the brush to the
surface) and holding an airbrush or spray-paint can in place (paint continues to flow onto the surface).