Hot-Fire Operation Safety

Hot Fire safety is governed by NFPA 1127 and the NAR Safety Codes. You can access both of these for free on their respective webpages:

https://www.nfpa.org/codes-and-standards/all-codes-and-standards/list-of-codes-and-standards/detail?code=1127

https://www.nar.org/safety-information/high-power-rocket-safety-code/