PF meaning in Space Science ?

Answer:

What is Pre-flight mean?

Pre-flight or Preflight may refer to:

Walk-around, the pre-flight inspection of an aircraft by its pilot or flight engineerPre-flight (printing), by analogy with the abovePreflight (EP), a 2002 EP by Building 429Preflight request, a request made by modern web browsers to perform certain cross-origin resource sharing reference

Full Form	Category
Positioning Force	Academic & Science
Purification Factor	Academic & Science
Precipitation-Frequency	Academic & Science
Palview Figurine	Business
Proprietary Formats	Business
Port of transit	Business
Provident Fund	Business
private fund—the	Business
Personal Finance	Business
Posture Foundation	Business
Personal Forum	Community
Pious Fraud	Community
Paget Foundation	Community
PETCO Foundation	Community
Park Formula	Community
Pet Forest	Community
Pheasants Forever	Community
Perfect Fit	Community
Park Factor	Community
Phileas Fogg	Community
Paul Fleming	Community
Passage Feedback	Community
Presence Function	Computer and Networking
Packed File	Computing
Packet Filter	Computing
Parity Flag	Computing
Printer Friendly	Computing
Program Function	Computing
French Polynesia	Country Names
Picofarads	Electronics
Parr Family	General
Personal Favourite	General
Prix Fixe	General
The Probability Of Failure	General
Parametric Form	General
Primary Flow	General
Project Fellow	General
Parent Filter	General
Plant Food	General
Pounce Flag	General
Peregrine Falcon	General
The Processor Flags	General
Programmable Function	General
Premium Fine	General
Partial Ferning	General
Pius Felix	General
Pig Fat	General
Petit Format	General
Pain Forever	General
Pan Focus	General
Persistent Functions	General
Pitiful Food	General
Phonetic Form	General
Page File	General
Pathetic Figure	General
Perron Frobenius	General
Performance Fluid	General
Pre Final	General
Paul Flemming	General
Paleo Food	General
Preservative Free	General
Pfaffian For	General
Post Fractum	General
Passenger Floor	General
PF Flyers	General
PF definition	General
Patriotic Front	General
Program Files	General
Personal Foul	General
Phony Food	General
Paraben Free	General
Press Fit	General
Psoriasis Foundation	General
Plasticizer Free	General
Private Foundation	General
Patrol Frigate	General
Power Flash	General
Protocol Family	General
Purple Fringing	General
Pale Fallow	General
Pewter Figurines	General
Parse Formula	General
Pilgrim Fellowship	General
Post Fermentation	General
Payload operational instrumentation MDM (Manipulator Deployment Mechanism) - Forward	Governmental
Package Freighter	Governmental
Pilot Flying	Governmental
Policía Federal	Governmental
Partido Feminista	Governmental
Pro Forma	Governmental
Personal File	Governmental
Preferred Form	Governmental
Publii Filius	International
Proyecto Fátima	International
Pseudo Friends	Internet
Personality Factor	Internet Error Codes
Peer Facilitator	Jobs
Prime Factorization	Maths
Pico Farad	Measurement Unit
parafollicular	Medical
Pars Flaccida	Medical
Partial Filling	Medical
parafascicular	Medical
partial Fourier	Medical
patellofemoral	Medical
patients’ forum	Medical
Peak Flow	Medical
Pain Free	Medical
Perfusion Fluid	Medical
Pericardial Fluid	Medical
Pregnancy Friendly	Medical
Peritoneal Fluid	Medical
physical fitness plantar flexion	Medical
Plain Film	Medical
Plasma Factor	Medical
Plasma Fibrinogen	Medical
Plasmodium falciparum	Medical
Platelet Factor	Medical
Pleural Fluid	Medical
Plantar Fasciitis	Medical
Post Fertilisation	Medical
Post Fracture	Medical
Posterior Fossa	Medical
Potentiation Factor	Medical
prefrontal	Medical
Primary Fibromyalgia	Medical
Plantar Flexion	Medical
Primary Follicle	Medical
Primordial Follicle	Medical
profile	Medical
Proliferative Fraction	Medical
Protection Factor	Medical
Proximal Femur	Medical
Pterygoid Fossa	Medical
Pulmonary Function	Medical
Pulsed Field	Medical
Purkinje fibre	Medical
Push Fluid	Medical
Pemphigus Follicularis	Medical
Pulmonary Fibrosis	Medical
Pizza Friend	Messaging
Prospective First	Messaging
Pretty Friendly	Messaging
Public Folder	Networking
Packet Frequency	Networking
Particle Flow	Physics Related
Photon Flux	Physics Related
Pioneer and Fayette Railroad	Regional
Polynésie Française	Regional
Polynésie Française (French Polynesia)	Regional
Pioneer and Fayette Railroad Company	Regional
Power Factor	Science
Powered Flight	Space Science
Pre-flight	Space Science
Prime Function	Space Science
Probability of Failure	Space Science
Pulse Frequency	Space Science
Parachute Facility	Space Science
Payload Forward	Space Science
Payload Function	Space Science
Payload Operational Instrumentation Mdm-fwd	Space Science
Points For	Sports
Power Forward	Sports
Personal Fouls	Sports
Premium Fund	Stock Exchange
Palestinian Airlines	Transport & Travel