how 3-D printing work: CNN's Laurie Segall explains what 3-D printing is and why it matters. For more CNN videos, visit our site at http://www.cnn.com/video/
- Category
- Electrical engineering
- Tags
- 3-D printing, how 3-D printing works
how 3-D printing work: CNN's Laurie Segall explains what 3-D printing is and why it matters. For more CNN videos, visit our site at http://www.cnn.com/video/
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