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“The legend of the pink part to erase the pencil and the blue side to erase the pen is indelible. However, the blue gum colors the leaf more than it erases. Worse, it's tearing the paper out. But then why do manufacturers insist on producing it?
"What's the blue part of the gums for?" is a question that many people had to ask themselves. The caption, powered by some brands by displaying the logo of a fountain pen on the blue part, says that the blue part can erase the ink. Are you convinced of that? You're on the wrong track.
The first proof is that you tried to erase your features with this blue part, but the only result of this awkward experience was to see a huge hole in your sheet. Damage...
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It is much simpler: the blue part exists for other surfaces than paper. The pink part, composed of rubber, was designed to erase pencil strokes only on the paper. The blue side is composed of pumice stone, which is ideal for harder surfaces such as wood, cardboard or tapestry.
Why is this eraser so popular?
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