Safety in Metal Additive Manufacturing — Lesson 1

This lesson covers the safety measures and hazards in metal additive manufacturing. It delves into the potential risks associated with high energy density sources, high voltage sources, chemical hazards, and powder hazards. The lesson also discusses the importance of safety analysis methods, including inductive and deductive systems. It provides an understanding of the safety standards set by The American National Standard Institute (ANSI) and the importance of personal protective equipment (PPE). The lesson concludes with an assignment to identify potential electrical hazards at home and list possible safety measures.

Video Highlights

00:17 - Discussion on safety measures and hazards in metal additive manufacturing
03:03 - Discussion on the maximum permissible exposure (MPE) and the specifics of different standards
09:48 - Explanation of the classification of lasers based on the radiation levels they produce
14:59 - Discussion on the potential hazards during electron beam additive manufacturing
29:12 - Discussion on safety analysis methods in additive manufacturing

Key Takeaways

- High energy density sources, high voltage sources, chemical hazards, and powder hazards are major areas of concern in metal additive manufacturing.
- Safety standards set by ANSI provide guidelines on handling various laser safety considerations.
- Personal Protective Equipment (PPE) plays a vital role in ensuring safety during the manufacturing process.
- Safety analysis methods, including inductive and deductive systems, help in identifying and mitigating potential risks.
- Regular training and adherence to safety protocols can significantly reduce the risk of accidents.