acronym stringlengths 2 8 | full_form stringlengths 12 68 | category stringclasses 21
values | definition stringlengths 14 119 |
|---|---|---|---|
NCR | Non-Conformance Report | document | Identified deviation from spec/standard |
OBM | Oil-Based Mud | equipment | Drilling-fluid type |
OHSAS | Occupational Health and Safety Assessment Series 18001 | framework | Predecessor of ISO 45001 (deprecated) |
PA | Preventive Action | document | Action taken to prevent future occurrence |
PDCA | Plan-Do-Check-Act | methodology | Continual-improvement cycle (Deming) |
PFD | Personal Flotation Device | equipment | Life jacket; also Probability of Failure on Demand in SIL |
PHA | Process Hazard Analysis | methodology | Umbrella for HAZOP / what-if / checklist / FMEA |
PSO | Personnel Safety Observation | activity | Field safety observation |
PSV | Pressure Safety Valve | equipment | Pressure relief valve |
QHSE | Quality Health Safety Environment | industry-term | QHSE = Q + HSE |
QRA | Quantitative Risk Assessment | methodology | Numerical risk assessment with frequency × consequence |
RACI | Responsible Accountable Consulted Informed | framework | Responsibility-assignment matrix |
REACH | Registration Evaluation Authorisation and Restriction of Chemicals | regulation | EU chemical regulation |
ROPS | Roll-Over Protective Structure | equipment | Tractor/heavy-equipment rollover protection |
SCBA | Self-Contained Breathing Apparatus | equipment | Self-contained respirator with air cylinder |
SEL | Sound Exposure Level | metric | Noise-exposure measure |
SIL | Safety Integrity Level | classification | IEC 61508/61511 SIF reliability ranking (1–4) |
SIS | Safety Instrumented System | system | Hardware+software for safety instrumented functions |
SOC 2 | Service Organization Control 2 | framework | US AICPA security audit framework |
SOP | Standard Operating Procedure | document | Written task procedure |
STEL | Short-Term Exposure Limit | limit | 15-minute TWA exposure limit |
TWA | Time Weighted Average | limit | 8-hour averaged exposure level |
UEL | Upper Explosive Limit | limit | Highest flammable atmosphere concentration |
UFL | Upper Flammable Limit | limit | Synonym for UEL |
VCE | Vapour Cloud Explosion | event | Confined flammable vapour cloud ignition |
WAH | Work at Height | activity | Work where person could fall and injure |
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