For example, if you need to draw a shadow or simply a shade on your item, you can use common ink for the thing, but for that tone of shadow, you'll be able to dilute the exact same ink with a solvent. Some common ways involve dry brushing, splattering https://howtodrawwithinkpens66443.blog-gold.com/46340797/the-best-side-of-how-to-draw-with-ink-pens