![This Bic pen manufactured prior to 1991, before the company added an anti-choking hole in the cap. | /r/mildlyinteresting | Mildly Interesting | Know Your Meme This Bic pen manufactured prior to 1991, before the company added an anti-choking hole in the cap. | /r/mildlyinteresting | Mildly Interesting | Know Your Meme](https://i.kym-cdn.com/photos/images/original/001/683/612/367.png)
This Bic pen manufactured prior to 1991, before the company added an anti-choking hole in the cap. | /r/mildlyinteresting | Mildly Interesting | Know Your Meme
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 are pencils yellow? Why do pen caps have holes? These and other wacky facts about writing instruments - YP | South China Morning Post Why are pencils yellow? Why do pen caps have holes? These and other wacky facts about writing instruments - YP | South China Morning Post](https://cdn.i-scmp.com/sites/default/files/styles/square/public/d8/yp/images/750148f6-7de6-11e9-8126-9d0e63452fe9imagehires110911.jpg?itok=6EBHN8LH)