Here's the surprising reason why pen caps have a small hole at the top - YouTube
This is the reason why there's a tiny hole in the top of your Bic pen lid - Mirror Online
X-ray shows the dangers of a pen cap on Instagram clip
Pen Cap Holes Prevents Choking and Leaking
Real reason ballpoint pens have holes in lids revealed | Video | news.com.au — Australia's leading news site
Why do some pen caps have holes? - Quora
Tech Burrito on X: "The Bic pen (BIC Cristal) history. The only change was the hole in the cap to avoid suffocation was added in the 90's. https://t.co/RozadXgjqu" / X
Why Pen Caps Have Holes in Them - ATTN:
The Surprising Reason Why Pen Caps Have Tiny Holes at the Top | Mental Floss
You Know That Little Hole in Your Pen Cap? It Could Save Your Life
There's actually a really important reason for the little hole in pen lids | You
House Of Certitude - 📝 Brief Outline- 🔹If someone accidentally swallows the cap of a pen, then to avoid the suffocation after swallowing it, the hole is given in the pen cap.
Why do Pens are given with holes in their Cap? - Quora
Viral video about why pen caps have a hole stuns social media
Pen caps have holes because we filthy humans will gnaw on anything - CNET
Why do some pen caps have holes in them? Here is the ingenious reason
Why are pencils yellow? Why do pen caps have holes? These and other wacky facts about writing instruments - YP | South China Morning Post
People are only realising now why biro pens have holes in the lids - JOE.co.uk
If You See a Hole In a Pen Cap, This Is What It Means | Trusted Since 1922
Why your pen lid has a hole in it | Marie Claire UK
Find Out the Surprising Reason There Is a Hole in the Top of Your Pen Cap
People are only realising now why biro pens have holes in the lids - JOE.co.uk
Bic Biro - Design Museum
Why Do Some Pens Have Holes in Their Caps? You'd Have Never Guessed the Reason - News18
Cliff Pickover on X: "The REAL reason why pen caps have holes in them: https://t.co/hLXSnijWAb https://t.co/Po8hk8dALj" / X
Why Pen Caps Have Holes in Them - ATTN:
