How Ballpoint Pens Work? 3D Inside Look!What Happens When You Click a Pen?

Tom Gyr - Tom's Studio™ on Instagram: "Ever wondered how to refill a ballpoint pen? ⁠ ⁠ It’s super simple – just follow these four ‘easy’ steps:⁠ ⁠ 1️⃣ Grab a pair of pliers to remove the top (a little elbow grease might be needed!)⁠ 2️⃣ Track down some oil-based pen ink – usually sold in 20kg⁠ 3️⃣ Use a syringe to carefully inject the ink into the cartridge⁠ 4️⃣ Fire up your centrifuge to spin out any pesky air bubbles⁠ ⁠ Easy, right? 😅 ⁠ ⁠ #TomsStudio #RefillablePens #Lumos #Stationery #Creat