Most people are unaware of the fact that additive manufacturing technology is not new process. In 2009 when the Fused Deposition Modeling (FDM) patents expired, 3D printing became such a popular topic that many people easily believed that it was a brand new innovation. It also gained such a wide media coverage because people often imagined that FDM was the only additive manufacturing technique, even though the stereolithography technique was patented in the 1980s. Here is a quick timeline of the history of 3D printing to today. 

the-history-of-3d-printing_152039.docx

The History of 3D Printing

the-history-of-3d-printing

Let's do English ESL general vocabulary practice. Most people are unaware of the fact that additive manufacturing technology is not new process. In 2009 when th…