PPG

PPG may stand for:

Science and technology

• Pacific Proving Grounds, a former US-operated nuclear test site
• Photoplethysmograph, an optically obtained volumetric measurement of an organ
• Pterygopalatine ganglion, one of the four Parasympathetic ganglia of the head and neck
• Pteridophyte Phylogeny Group, a group promoting the taxonomy of pteridophytes

Chemistry

• Photolabile protecting group, a strategy to temporarily protect functional group(s) and liberate upon action of light
• Policosanol, a nutritional supplement
• PPG Industries, a U.S. manufacturer, and its PPG Place office complex
• Polypropylene glycol, a polymer
• Post-prandial glucose, a measure of blood sugar after a meal
• Pounds per gallon, a measure of density, typically of a fluid. It is common in the oil industry, especially as a unit for Mud weight.
• Purpurogallin, the aglycon of several glycosides from nutgalls

Electronics

• PPG Phonem, a vocal synthesizer
• Palm Products GmbH, an audio synthesizer company
• Penile plethysmograph a device to measure male arousal
• Push Proxy Gateway, a component of a WAP server in telecommunications
• Pulse pattern generator, a piece of electronic test equipment or software used to generate digital electronics stimuli

Transport

• PPG tankette, a Soviet armoured vehicle
• IATA airport code for Pago Pago International Airport
• Powered paragliding, a form of ultralight aviation

In fiction

• Phased plasma gun, a weapon in the Babylon 5 universe
• The Powerpuff Girls, an animated television series
• Powerpuff Girls Z, a Japanese TV series based on the American one
• The Powerpuff Girls (2016 TV series), a reboot of the original series

Other

• Pittsburgh Post-Gazette, a major newspaper in the Pittsburgh, Pennsylvania region.
• Planning Policy Guidance Notes, in the United Kingdom
• Points per game in sports
• Power play goal in ice hockey
• PPG Industries