| ACRONYM | DESCRIPTION |
| AFPM | American Fuel and Petrochemical Manufacturers |
| AM | Alarm Management |
| APC | Advanced Process Control |
| CU | Control Unit |
| DCS | Distributed Control System |
| E&I | Engineering and Instrumentation |
| EHS | Environment, Health and Safety |
| EKPI | Event Key Performance Indicator |
| ESD | Emergency Shutdown or Emergency Shutdown System |
| FAT | Factory Acceptance Test |
| FIR | Finite Impulse Response |
| GUI | Graphical User Interface |
| HAZOP | Hazard and Operability |
| HMI | Human Machine Interface |
| HPI | Hydrocarbon Processing Industry |
| HSE | Health, Safety and Environment |
| I&C | Instrumentation and Control |
| IS | Intrinsic Safety |
| ISA | International Society of Automation |
| ISO | International Organization of Standardization |
| KPI | Key Performance Indicator |
| LCA | Louisiana Chemical Association |
| LOTO | Lockout/Tagout |
| MPC | Multivariable or Model Predictive Control |
| MRO | Maintenance, Repair and Organizational Supplies |
| MSDS | Material Safety Data Sheet |
| OLE | Object Linking and Embedding |
| PCN | Process Control Network |
| QCS | Quality Control System |
| ROI | Return on Investment |
| RTO | Real Time Optimization |
| SAM | Special Alarm Management |
| SIL | Safety Integrity Level |
| SME | Subject Matter Expert |
| SQL | Structured Query Language |
| TCC | Texas Chemical Council |
| UL | Underwriter Laboratories |
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