The pen is a versatile tool used in various trades. It is an essential instrument for writing,
sketching, and drawing. It allows professionals to create precise lines and marks, making it useful in architecture, design, and engineering. Additionally, the pen is widely used in education, as it helps students take notes and complete assignments. In the medical field, pens are used for labeling and marking during surgeries. Artists and illustrators also rely on pens for creating intricate artworks. Overall, the pen is a fundamental tool that has countless applications across different industries.
Here is a list of trades that use pen:
Calligraphy
Drawing/Sketching