Ballpoint Pen Components

Indian Student Builds World’s Smallest Vacuum Cleaner From Ballpoint Pen Components

Tapala Nadamuni, an Indian college student, has set a new Guinness World Record by creating the world's smallest vacuum cleaner from a ballpoint pen, measuring just 0.25 inches on its shortest axis. He spent approximately $238 to transform the pen into a functional device, using a small fan and a...