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PFR 
Summary
PFR may refer to:
Science and technology edit
- Plug flow reactor model, a reactor simulation model
- Prototype Fast Reactor, a nuclear reactor at Dounreay
- PFR, Phosphate Flame Retardant, a type of Flame Retardant
- pFR, a form of the light-sensing pigment phytochrome found in plants
- pFR, polymeric Flame Retardant, a type of Flame Retardant
- Polynomial Freiman-Ruzsa, a conjecture in Mathematics
Other edit
- PFR (band) (Pray for Rain), a Christian music group
- Partito Fascista Repubblicano, a former political party in Italy
- Pontefract Baghill railway station, England; National Rail station code PFR
- PFFR, an alternative rock group
- Portable Font Resource
- Pork fried rice, a Chinese dish
- Pro-Football-Reference.com, a website cataloging statistics for the National Football League and other professional American football leagues
- Persons and Family Relations, one of the subjects covered in Civil Law on the Philippine Bar Examinations
- Power finesse ratio, a statistic for baseball pitchers
- Prism fusion range, a clinical eye test to assess motor fusion
- PFR, product feature request