| 摘要 |
PROBLEM TO BE SOLVED: To provide an eraser which excels in erasability for any line written down by pencils or mechanical pencils.SOLUTION: An eraser contains a tetrapod-shaped whisker as one of its blended composition. This tetrapod-shaped whisker is preferably contained at 5-50 mass% with respect to a total amount of the blended composition, and it includes, for instance, a zinc oxide whisker. |
