So sketching is widely used by designers, web designers, architects, fashion designers, illustrators, modelers, animators and anyone who needs to "graphically" represent an idea, usually with paper and pencil. In short, sketches are the initial version of a design, intended to show the initial basis of the design. After sketching, the practitioner begins to create the first pattern and begins to add the details needed to complete the design.
In many places a female who wants to work to be a mechanic would be told that she would need to choose a different career to work towards. You could add more to this but that is basic idea