Whilst with pens you draw traces, with pencils you draw stains or smudge the area, as For anyone who is drawing with a brush. Developing Volume in Even now Daily life: Use hatching and cross-hatching to shade round the curvature of objects inside a even now everyday living drawing, https://collinpdrhw.ltfblog.com/33820683/the-ultimate-guide-to-ink-pen-drawing-techniques