Exploring the wonders of Korea's technology and manufacturing process 1. The process of making a giant hex nut. Most Interesting Korean Metalwork 2. process of making agiant plastic water bottle. pe tank factory in korea 3. process of making a square frying pan. Frying pan factory in Korea 4. Korean Traditional Silk Master. mysterious process of making silk from a cocoon 5. process of making various ice creams. 50-year-old Korean ice cream factory