Knowledge of erasers

Is the non-dust Plastic Eraser not erased?

It is often thought that it eraser dust is an eraser that is not Plastic Eraser erased from the name of non-dust, but in fact it does not mean that the eraser dust does not come out. Because the eraser dust comes out in the form that is settled to one without falling apart like other Plastic Eraser , it is said that it is difficult to become unnecessary garbage which is easy to clean. By the way, it is an advantage that light can be put off with a light power, but there is some fragility in the material, and it becomes it to say that it cannot withstand a strong power compared with the PE system when I return the back, and attention is necessary.