Question

what uses of pencil/marking pen​

Answer 1

Answer:

And, the marking is used in a wide sense to say “mark”, not only to say that write a letter, draw and draw the line, and mark the various applications that said. ... The absorption surface such as paper, wood, and cloth can be written on the non-absorbing surface such as glass, plastic, and metal, of course.

Answer 2

Answer:

write in the paper or note