Gel Pens: Gel pens use h2o-centered gel ink that flows freely and smoothly, developing lively, opaque shades. They can be great for including Daring lines and accents on your work. Architectural Drawings: Use these techniques to differentiate elements and surfaces in architectural drawings, including the brickwork of a developing https://inkdrawingforbeginners61355.blogoscience.com/43504533/ink-pen-drawing-techniques-no-further-a-mystery