How do erasable pens work? And why is the ink usually lighter than conventional ball and gel pens?

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How do erasable pens work? And why is the ink usually lighter than conventional ball and gel pens?

In: Chemistry

2 Answers

Anonymous 0 Comments

I once accidentally grabbed a frixion pen to sign a title over for a pickup. When the buyer put it on the hot black hood to sign his name, all my signatures vanished. The guy was like WTF?

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