Abbreviations & Acronyms beginning with P:

P&I (or P and I) = Protection and Indemnity club

PAC = Pacific OCS Region Continued below

PAH = poly-aromatic hydrocarbons

Panamax = Ships able to transit, and allowed transit, of the Panama Canal

PBR = Polished Bore Receptacle

PBU = Pressure Build Up

PDG = Permanent Downhole Gauge

PE = Petroleum Engineer

PEDL = Petroleum Exploration & Development Licence

PF = Platform

PFD = position fixing device, personal floatation device 

PGOR = Produced Gas Oil Ratio

PIANC = Permanent International Association of Navigation Congresses 

PILOT = OGITF Successor

PINC = Potential Incident of Non-Compliance

PLB = personal locator beacon 

PLEM = pipeline end manifold

PLT = Production Logging Tool

PM = particulate matter

PM10 = particulate matter less than 10 microns in diameter

PM2.5 = particulate matter less than 2.5 microns in diameter

PMS = planned maintenance system 

POB = persons on board  

POB = pilot on board

PON = Petroleum Operations Notice

POOH = Pull Out Of Hole

POOI = Pacific Operators Offshore Incorporated

POSVCM = Pipeline Oil Spill Volume Computer Model

POV = Pressure Operated Valves

PPB = parts per billion

PPE = Personal Protective Equipment

PPE = Personnel Protection Equipment

PPG = Pounds per gallon

PPM = parts per million

PRS = Polish Register of Shipping

PRT = Petroleum Revenue Tax

PSAC = Petroleum Services Association of Canada

PSC = port state control 

PSD = Prevention of Significant Deterioration

PSE = Pressure Safety Element

PSH = Pressure Safety High

PSHL = Pressure Safety High/Low

PSI = Pounds per square inch

PSIA = Pounds Per Square Inch Atmospheric

PSIG = Points per square inch, gauge

PSL = Pressure Safety Low

PSL = Product Specification Level

PSV = Pressure Safety Valve

PTO = Permit to Operate

PUR = Plant Upset Report

PUWER = Provision and Use of Work Equipment Regulations

PV = pressure/vacuum

PVT = Pressure Volume Temperature

PW = Produced Water

PWRI = Produced Water Re-Injection

PWV = Production Wing Valve

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