"A writing implement or writing instrument is an object used to produce writing. Writing consists of different figures, lines, and or forms. Most of these items ...
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can be also used for other functions such as painting, drawing and technical drawing, but writing instruments generally have the ordinary requirement to create a smooth, controllable line.
Another writing implement employed by a smaller population, is the stylus used by blind users in conjunction with the slate for punching out the dots in Braille." - (en.wikipedia.org 10.10.2019)