Question

Why will a pen cap get holes on it
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Answer 1

Answer:

You've probably never given it much thought, or if you have, you've probably brushed it off as some random design feature that regulates air pressure or stops ink from drying out. And, yes, having a hole on their does allow you to close the lid properly without the air pressure issue.May

Explanation:

Answer 2

Answer:

Having a hole on their does allow you to close the lid properly without the air pressure issue. The hole on the barrel creates the same level of air pressure inside and outside of the pen, allowing the ink to flow into the point. ..