What does ppf stand for?

Personal Property Floater - Insurance (AD)

Columbus Polar Platform (SAUS)

Franklin Institute, Philadelphia, PA - Library symbol - Library of Congress - OCLC symbol (LCLS)

Hancock - John Patriot Preferred Dividend Fund - NYSE symbol (SPSG)

John Hancock Patr Pfd Div Fd - NYSE symbol

Pacific Peace Fund (EA)

Paired-Pulse Facilitation - Neurophysiology

Panamanian Public Force (AD)

Panels Per Facing - Outdoor advertising (WDMC)

Parsons - Kansas - Airport symbol (OAG)

Parsons, KS - Location identifier - FAA (FAAL)

Parti Populaire Francais - French Popular Party - Political party (PPE)

Patriotic People's Front - Hungary - Political party

Paw Paw Foundation - Association (EA)

Payload Processing Facility - Air Force (NASA)

Peacetime Planning Factors

Peak Power Frequency

Pellagra Preventive Factor - See also PP - Biochemistry

Pension Protection Fund - Investment

People's Police Force

Permanent Power Fuse (SAUS)

Personal Property Floater - Insurance

Phagocytosis Promoting Factor - Immunology (DAVI)

Phase Pushing Factor

Photophoretic Force - Pressure exerted by light

Plain Paper Fax (SAUS)

Plasma Protein Fraction - Hematology

Platform Proto-Federation (SAUS)

Plumbers and Pipefitters - Union (AD)

Poetarum Philosophorum Graecorum Fragmenta - A publication (OCD)

Polarization-Preserving Fiber

Polar Platform (SAUS)

Pollution Probe - Canada (EAIO)

Pollution Probe Foundation (FOTI)

Poly(phenolformaldehyde) - Organic chemistry

Porous Polyurethane Foam - Also, PUF - Plastics technology

Positive Position Feedback (SAUS)

Post Parturitive Fever (SAUS)

Power Plant Frame - Mazda Miata - Connecting engine and transmission to final drive

Presbyterian Peace Fellowship (EA)

Primary Part Failure (DNAB)

Principal Profile Forms - Soil classification

Print Production Format (SAUS)

Privatefoeretagarnas Partioganisation i Finland - Finnish Private Entrepreneurs' Party - Political party (PPE)

Production Possibility Frontier - Economics

Program Preparation Facilities (VLIE)

Program Production Fee (VLIE)

Program Protects Flags (VLIE)

Project Preparation Facility (EURO)

Provision of Production Facilities - Military (AABC)

Public Policy Forum - Canada (RCD)

United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada