Zack D. Films says the pen cap has just enough space to get lodged into someone's airflow if the cap gets stuck in the throat. Instagram See more of our coverage in your search results. Add The New ...

A viral Instagram video about pen lids is blowing some users’ minds while other smartypants say it’s recycled information. Content creator Zack D. posts “A Collection of Things That I Find Interesting ...

We all use pens, but have you ever noticed that there is a small hole in the pen cap, whether it is the BIC's ballpoint pen or the Reynolds? Most pens have a hole in the cap. Science has progressed a ...

If you’re an avid pen chewer, or even just a diehard fan of writing by hand, you’re probably well acquainted with the small hole that tops off most ballpoint pen caps, particularly those classic Bic ...

Add Yahoo as a preferred source to see more of our stories on Google. Our vented caps comply with international safety standards ISO11540. These standards attempt to minimize the risk to children from ...

In today's edition of Saturday science. we bring you this: holes in pen caps help prevent choking deaths by creating a small passageway for air to slip through. CNET editor Gael Fashingbauer Cooper, a ...

Zack D shared an explanation about why the detachable caps feature holes as part of a series he created called, “A collection of things that I find interesting”. The clip, shared on his Instagram and ...