Prezi video (https://www.ted.com/talks/lisa_harouni_a_primer_on_3d_printing) Han woojin

 Summary

In this lecture, we will talk about the technology and principles of 3D printing and how it will bring about innovative changes in various industries and our lives. At the beginning of the lecture, the presenter explains the fundamental principles of how 3D printing works. Unlike the traditional manufacturing method, subtractive manufacturing, 3D printing is additive manufacturing. You can create complex structures of objects without traditional waste, while adding the necessary materials hierarchically. Using STL files, a 3D version of an image file, 3D printers can create almost anything, including products of unimaginable shapes and designs. Next, in the middle of her talk, she introduces the impact and expectations of 3D printing technology in many industries. They say we should focus on innovating in a variety of fields, including healthcare, fashion, design, and architecture. This technology plays an important role in the creation of customized medical devices, inventions and prototypes, and complex structures. The last part of the lecture will discuss the development and possibilities of 3D printing technology. She mentions various 3D printing techniques using metals and other materials. These techniques enable the manufacture of useful products and applications in the future, bringing amazing, over-the-top products to the market. Essentially, in this talk, she suggests how 3D printing will lead to changes in human life as it evolves rapidly. At the same time, in addition to the positive impact of new technology developments, it emphasizes the efforts and knowledge to recognize and apply them, leading participants to pay close attention to the technology.

Realization

Here's what I felt about this talk. The lecture has clarified the fundamentals of 3D printing technology and how it works. It was very interesting to use additive manufacturing to create objects with complex structures and to utilize a variety of materials and designs. There was a broad understanding of the impact of 3D printing technology on multiple industries. Expectations have grown that this technology will drive innovation, especially in healthcare, fashion, design, and architecture. The benefits of effectively creating complex, customized products have made us realize that amazing possibilities lie ahead of us. Expectations for the future development of 3D printing technology were high, so I felt a positive atmosphere. Advanced 3D printing techniques using a variety of materials are being developed, and it was highly anticipated that they would benefit many users. At the same time, however, it was a lecture that reminded us of the need for social and ethical responsibilities and awareness of issues to be considered along with the development of technology. Thinking about new challenges such as environmental impacts and copyright issues from the development of 3D printing, we have regained recognition that our efforts to adapt to the ever-growing technology development will become more important. This lecture provides a constructive perspective on 3D printing technology, enhancing the overall understanding of the technology, raising expectations for its future development, while also giving consideration to practical issues and responsibilities.