I'm a contract industrial process designer/builder. Most of the machines I build are furnaces of one type or another. I've been in the field for 17 years. I've been in business for myself since '08. I got my BSME from The Ohio State University in '93.
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.