Where to print? Brave new world She plans to buy a new chair with a beautiful design and sculpted imagination. But when you go buy it on the market, you will find that you are unlikely to find your dream chair or something similar to your imagination. Then call a carpenter or craftsman nearby and discover that you must spend your belongings when making them! So why not give up on your dream of owning the ideal chair and sit in an affordable and readily available plastic chair made from "Made in China"? Any reasonable person! How would you feel if you heard that you can get the chair exactly the way you want it, and that you can get it at a reasonable price that suits your budget in a day or two? This "science fiction" probability turns into a daily reality using a technique called "3D printing"! 3D printing can be compared to the paper printers used in everyday life. However, the difference is that instead of printing a single layer