Fireworks ? Special Effects 1st Class (OSFMFEI09) Pyrotechnicians transitioning from assistant roles to independent display design find OSFMFEI09 essential—it covers blast radius calculations, charge sequencing, and safety protocols for large-scale events. The exam assumes you’ve logged hundreds of hours on set but haven’t yet led your own productions. Expect rigorous questions on electrical firing systems and chemical compatibility that separate supervisors from operators.
| Exam Name | Fireworks ? Special Effects 1st Class |
| Exam Code | OSFMFEI09 |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |
