ballpoint Archives - CryptoHubK

Why do we hate the sound of chewing, the sound of a ballpoint pen, or the steady tapping of our hands on the table?

May 30, 2021 Chau Pham

171 total views

171 total views 2021-05-30 21:09:25 Have you ever felt uncomfortable with the sound “copy tip” comes from the mouth of the person next to you? Whether

Technology

Only four countries produce the ball on the tip of a ballpoint pen, and the material that makes them is twice as hard as steel

April 7, 2021April 7, 2021 Chau Pham

497 total views

497 total views 2021-04-07 11:29:44 The ballpoint pen is an item that is very familiar to most people in the world. However, you may not know,

Tag: ballpoint

Why do we hate the sound of chewing, the sound of a ballpoint pen, or the steady tapping of our hands on the table?

Only four countries produce the ball on the tip of a ballpoint pen, and the material that makes them is twice as hard as steel