Colored pencils are a common drawing tool, which can make us more colorful when drawing. So, how is it made? Let us take a look at its production process and materials. Materials of colored pencils 1. Wood: The shell of colored pencils is usually made of wood, commonly used wood is pine, birch, elm, etc. 2. Pigments: The pigments of color pens are composed of pigments, fillers, and...