How Do They Do It? Season 2 Episode 17 High Speed Trains, Ballpoint Pens

How They Do It season 2 episode 17 takes viewers on a fascinating journey into the world of transportation and stationery, exploring the incredible technology that powers high-speed trains and the humble ballpoint pen. The episode begins by delving into the world of high-speed trains, taking a closer look at the cutting-edge engineering and design that goes into creating these behemoths of the rail world.

From sleek, aerodynamic shapes to advanced propulsion systems, viewers will learn all about the different components that make high-speed trains such impressive feats of engineering. They'll discover how these trains are able to travel at such incredible speeds, and the challenges involved in maintaining their safety and reliability over long distances.

Next, the episode shifts focus to a seemingly simple invention that has revolutionized the way we write: the ballpoint pen. Viewers will be taken on a journey through the history of pens, from the earliest quills and fountain pens to the modern ballpoint. They'll learn about the different types of ink used in pens, and the various methods of creating the tiny ball-bearing that allows the pen to deliver its ink in a smooth and consistent manner.

The episode also explores the various materials used to construct ballpoint pens, from basic plastics to more advanced materials like titanium and carbon fiber. Viewers will discover how advancements in materials science have enabled the creation of more durable, lightweight pens that are both stylish and functional.

Overall, How They Do It season 2 episode 17 is a fascinating look into the world of technology and innovation, showcasing the incredible creativity and passion of engineers and inventors. Whether you're interested in transportation, writing, or just the incredible ingenuity of humanity, this episode is sure to inspire and amaze. So be sure to tune in and discover the secrets of high-speed trains and ballpoint pens!