Cross hatching is the same as hatching apart from that the strains cross in excess of one another. The more that the traces cross, the darker the value. Cross hatching can be employed with rigid straight lines or as cross contour traces to outline the form of the object. https://ink-pen-drawing-technique20639.blogdal.com/36883163/ink-pen-drawing-techniques-things-to-know-before-you-buy