The lights are always on at Iwakō, a maker of novelty erasers in Yashio, Saitama Prefecture. On the firm’s production floor 15 machines whir day and night cranking out miniature renderings of zoo ...

The Pepto Bismol pink eraser is an icon, and for good reason. Early erasers were made in part of pumice, a ruddy, Italian volcanic ash that helped the eraser wipe away pigment. So an eraser’s pink ...

Erasers are a staple in any stationery kit, often used to correct mistakes when writing or drawing with a pencil. Whether it’s at school, work, or during an art project, they serve as a handy tool to ...