Ink drawing helps you to play with light-weight and shadow, emphasizing the options and expressions that define a portrait. . Lamp black is made by burning pine resin to create soot. India ink can be a form of pigment ink, that employs Lamp Black, or other stable pigments mixed https://inkpendrawingtechniques38260.bloggosite.com/43305115/ink-drawing-for-beginners-an-overview