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P282 SMASH
P282 SMASH (Supersonic Missile Anti-SHip) is a ship-launched anti-ship ballistic missile developed in Pakistan by NESCOM and exported by GIDS, first announced in 2020 and flight-tested in November 2024.
P300 brain-computer interface
A P300 brain-computer interface (P300 BCI) is a non-invasive system that detects the P300 EEG signal, letting users spell or control devices by attention alone.
P3HT
P3HT, or poly(3-hexylthiophene), is a semiconducting conjugated polymer used as the standard donor material in organic solar cells, reaching 5.2% efficiency with PCBM in 2005.
P4 (programming language)
P4 is a domain-specific programming language for describing how the data plane of network devices such as switches and routers processes packets, introduced in 2014.
P4 reactor
The P4 reactor is a French 1,300 MWe pressurized water reactor design developed by Framatome with EDF, built in P4 and P'4 versions, all 20 units still operating.
P80
The P80, also written P80FW or P-80, is a European solid-fuel rocket motor that served as the first stage of the ESA Vega launcher from 2012 to 2024.
PA Consulting
PA Consulting is a British innovation and transformation consultancy founded in 1943, employing about 4,000 people across 19 locations, and wholly owned by Jacobs since 2026.
PA-RISC
PA-RISC, also called Precision Architecture or HP-PA, is a RISC processor architecture developed by Hewlett-Packard in the 1980s, used chiefly in HP 9000 Unix workstations and servers until 2009.
PAA binder
PAA binder is poly(acrylic acid), a water-soluble polymer whose carboxyl groups bond strongly to silicon particles, serving as a binder in lithium-ion battery silicon anodes.
PAAMS
PAAMS (Principal Anti-Air Missile System), known as Sea Viper in Royal Navy service, is a naval surface-to-air missile system developed by France, Italy, and the United Kingdom.
Pablo (robot)
Pablo is a wireless, sensor-based rehabilitation device made by Tyromotion of Graz, Austria, used mainly for stroke rehabilitation, providing assessment and gamified therapy rather than motorized assistance.
PAC-3
PAC-3 (Patriot Advanced Capability-3) is a family of Lockheed Martin hit-to-kill interceptors fired by the Patriot system, built in CRI and MSE versions, against ballistic missiles, cruise missiles, and aircraft.
Pacassa Oil Field
Pacassa Oil Field (Campo de Pacassa) is a conventional oil field in shallow water offshore Angola, discovered by Elf in 1982 and producing from Cretaceous Pinda carbonate reservoirs.
Paccar
Paccar, formerly Pacific Car and Foundry, is an American truck manufacturer headquartered in Bellevue, Washington, selling Kenworth, Peterbilt, and DAF trucks, diesel engines, parts, and financial services.
Pachhwara (North) Coal Mine
Pachhwara (North) Coal Mine is an opencast coal mine in the Rajmahal coalfield in Pakur district, Jharkhand, India, owned by WBPDCL and reopened in 2019 after reallocation.
Pachhwara Central Coal Mine
Pachhwara Central Coal Mine is a captive open-cast coal mine in Pakur district, Jharkhand, India, owned by Punjab State Power Corporation Limited in the Rajmahal coalfield.
Pachyderm (software)
Pachyderm was an open-source data versioning and pipeline platform built on Kubernetes, with the PFS versioned file system, pachd daemon, and language-agnostic containerized pipelines; launched 2015, discontinued after its later acquisition.
Pacific Aluminium
Pacific Aluminium was a Rio Tinto business unit created in October 2011 to hold six Australian and New Zealand aluminum assets pending divestment, and reintegrated in 2013.
Pacific Basin Shipping
Pacific Basin Shipping (太平洋航运集团有限公司) is a Hong Kong-founded owner and operator of Handysize and Supramax dry bulk vessels, listed on the Hong Kong Stock Exchange under stock code 2343.
Pacific Bell
Pacific Bell, legally Pacific Bell Telephone Company, is the Bell operating company providing local telephone service in most of California, doing business as AT&T California since the early 2000s.
Pacific Cable Station, Southport
The Pacific Cable Station at Southport, Queensland, was the Australian terminal of the 1902 British Pacific cable linking Australia and New Zealand to Canada; it operated until 1964.
Pacific Coast Highway
The Pacific Coast Highway is the popular name for California State Route 1, a 656-mile coastal highway from Dana Point to Mendocino County, completed in 1937.
Pacific DC Intertie
The Pacific DC Intertie, also known as the Pacific Direct Current Intertie, is a high-voltage direct current power line linking Oregon to Los Angeles, completed in 1970.
Pacific Electric
Pacific Electric, also known as the Pacific Electric Railway, was a Southern California interurban railroad whose Red Cars linked Los Angeles with suburbs from 1901 to 1961.
Pacific Fusion
Pacific Fusion is an American fusion energy startup founded in 2023 and based in Fremont, California, that is developing pulser-driven inertial fusion and targeting net energy gain by 2030.
Pacific Gas and Electric Company
Pacific Gas and Electric Company, known as PG&E, is a California utility, incorporated in 1905 and headquartered in Oakland, serving about 16 million people across northern and central California.
Pacific Highway (Australia)
The Pacific Highway is a 960-kilometer road along the New South Wales coast, running from North Sydney to the Queensland border and linking Sydney with Brisbane.
Pacific International Lines
Pacific International Lines (PIL) is a Singapore container shipping line founded in 1967, among the top 12 carriers worldwide and the largest in Southeast Asia.
Pacific Missile Range Facility
Pacific Missile Range Facility (Barking Sands, Kauai): US Navy's world's largest instrumented multi-domain test range; 1,100 sq nm undersea range, Aegis/THAAD missile defense testing, ~900 personnel, NASA KPGO partnership.
Pacific Northwest Hydrogen Hub
The Pacific Northwest Hydrogen Hub (PNWH2) was a federally selected clean hydrogen hub spanning Washington, Oregon, and Montana, with up to $1 billion in funding that the Department of Energy canceled in October 2025.