Who hasn’t wondered what that famous blue eraser is for? As children, we all tried it, hoping to erase our ink mistakes, often with disastrous results. But what is its real purpose?
But then, what is the real function of this blue part? Is it a simple marketing ploy or a tool misunderstood by the general public? The answer is much more down-to-earth, and slightly tinged with nostalgia.
No, it was never designed to erase ink.
The persistent myth about our pencil cases is that they can erase pen ink. In reality, their composition, rich in abrasive particles similar to
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