After all, what is the blue part of the eraser really for?

• To correct pencil marks on raw wood

Have you assembled a piece of furniture and left some pencil marks on the boards? The blue eraser is perfect for that! It allows you to erase pencil marks without damaging the wood surface. A real plus for weekend DIYers or craft enthusiasts.

• To clean the walls (yes, really!)

On a cement wall, raw concrete, or even plaster, a pencil is often used to mark reference points before installation. Thanks to its abrasive texture, the blue eraser easily removes these marks, without paint or chemicals.

Quick tip  : rub gently in circular motions to avoid damaging the surface.

• As for wallpaper… proceed with caution

Need to remove a small pencil mark from wallpaper? A blue eraser can be useful, provided you use a light touch. Test it in an inconspicuous area first and avoid sudden movements. Its fine grit allows you to remove stains without lifting the paper (in some cases!).

A very useful urban legend

While the belief that a blue eraser removes ink is false, it has nonetheless persisted through generations, becoming a minor school myth. But today, we can set the record straight on this often misunderstood object: far from being useless, it is simply… misused.

Nothing prevents you from slipping one into your tool drawer or into the children’s pencil case: it w