PFR may refer to:

Science and technology

Plug flow reactor model The plug flow reactor model (PFR, sometimes called continuous tubular reactor, CTR, or piston flow reactors) is a model used to describe chemical reactions in continuous, flowing systems of cylindrical geometry. The PFR model is used to predict th ...

, a reactor simulation model *

Prototype Fast Reactor Dounreay (; gd, Dùnrath) is a small settlement and the site of two large nuclear establishments on the north coast of Caithness in the Highland area of Scotland. It is on the A836 road west of Thurso. The nuclear establishments were create ...

, a nuclear reactor at Dounreay * PFR, Phosphate Flame Retardant, a type of

Flame Retardant The term flame retardants subsumes a diverse group of chemicals that are added to manufactured materials, such as plastics and textiles, and surface finishes and coatings. Flame retardants are activated by the presence of an ignition source a ...

* pFR, a form of the light-sensing pigment

phytochrome Phytochromes are a class of photoreceptor in plants, bacteria and fungi used to detect light. They are sensitive to light in the red and far-red region of the visible spectrum and can be classed as either Type I, which are activated by far-re ...

found in plants * pFR, polymeric Flame Retardant, a type of

Other

PFR (band) PFR is a Christian rock group from Minneapolis, Minnesota. Although the group initially disbanded in 1997, they periodically reunited from 2001 to 2013 and recorded two albums in that time. They reunited again in 2022 for two shows near Minn ...

(Pray for Rain), a Christian music group *

Partito Fascista Repubblicano The Republican Fascist Party ( it, Partito Fascista Repubblicano, PFR) was a political party in Italy led by Benito Mussolini during the German occupation of Central and Northern Italy and was the sole legal and ruling party of the Italian S ...

, a former political party in Italy *

Pontefract Baghill railway station Pontefract Baghill railway station is one of the three railway stations that serves the town of Pontefract, West Yorkshire, England. The other stations, Monkhill and Tanshelf, both lie on the Pontefract Line, while Baghill lies on the Dea ...

, England; National Rail station code PFR *

PFFR PFFR is a Brooklyn-based production company and art collective consisting of Vernon Chatman, John Lee, Alyson Levy and formerly Jim Tozzi until 2009. The group has been active since 1998. Work The group's portfolio of work includes two albums ...

, an alternative rock group * Portable Font Resource * Pork fried rice, a Chinese dish *

Pro-Football-Reference.com Pro-Football-Reference.com is a website providing a variety of statistics for American football. It is one of the few sites that provides information on both active and retired players. The site provides statistics for teams dating back to 1920. ...

, 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 Power finesse ratio or PFR in baseball is a statistical measure of the performance of a pitcher used in Sabermetrics Sabermetrics, or originally SABRmetrics, is the empirical analysis of baseball, especially baseball statistics that measure in-ga ...

, a statistic for baseball pitchers {{disambig