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Some of our visitors have sent emails with interesting questions, we decided to start having a space to answer them. In this space the blog "Restless Minds" will answer all questions you send us
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Science progress affects our daily life and "to know" means you are going to chose right, because it allows you to form your own opinion on scientific everyday issues. On the other hand, having an elegant and harmonious vision of the world where we live in leads to a feeling of intellectual satisfaction.
We believe this kind of scientific day to day knowledge should be encouraged from an early age, and that's why this project was born: science, culture, knowledge, crafts for your restless mind.

Monday, February 6, 2012

Instant facts- Just add water 41

Why is there a hole in the barrel of BIC® Cristal® pens?

To equalize the pressure inside the pen with the pressure outside the pen. These vents, or holes in the pen barrels, basically help to prevent ink leakage. Approximately 90 percent of all pens are vented to prevent leakage. The pens that do not have vented barrels contain sealed ink systems and are pressurized.

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