Knowledge of erasers
How to erase characters with Plastic Eraser
It is a state written in the paper of “character” and “picture” that the powder of the pencil made of graphite enters the eyes of the paper. The powder is immediately peeled off from the paper when pulled by force stronger than the force adhering to the paper. The strong force is the power of the Plastic Eraser ‘s surface. Therefore, after erasing, the surface Plastic Eraser of the eraser becomes black with the absorbed graphite. And, it is a mechanism said that it becomes an eraser dust and it is thrown away, and it is possible to erase a different place on a new surface.