| Acronym | Meaning |
![](file.png) | MPTA | Main Propulsion Test Article |
![](file.png) | ERB | Engineering Review Board |
![](file.png) | FOPG | Flight Operations Planning Group |
![](file.png) | FCW | Format Control Words |
![](file.png) | CRM | Chemical Release Module |
![](file.png) | OMCF | Operations And Maintenance Control File |
![](file.png) | DDU | Data Display Unit |
![](file.png) | PDV | Pressure Disconnect Valve |
![](file.png) | PTCS | Propellant Tanking Computer System |
![](file.png) | PID | Program Information Document |