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13 Topic Pages Found in Engineering and starting with the letter P
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Open Panama Canal
Panama Canal

waterway across the Isthmus of Panama, connecting the Atlantic (by way of the Caribbean Sea) and Pacific oceans, built by the United States (1904–14)

Open Pan-American Highway
Pan-American Highway

Keywords Pan-Americanism Economics and Trade The Pan American Highway (Carretera Panamericana) is a 15,714-mile system of roads spanning the Americas

Pareto, Vilfredo (1848 - 1923)

Italian economist and political philosopher who began his career as a liberal but ended it as an early fascist. His two important books on economics

Open particle detector
particle detector

in physics, device for detecting, measuring, and analyzing particles and other forms of radiation entering it. Such devices play an important role not

pavement

the wearing surface of a road, street, or sidewalk. Parts of Babylon and Troy are believed to have been paved; Roman roads were noted for their

Open Pennsylvania Railroad
Pennsylvania Railroad

The Pennsylvania Railroad (PR) was perhaps the nation's most important transportation system during the decades of the Industrial Revolution. First

petrol engine

The most commonly used source of power for motor vehicles, introduced by the German engineers Gottlieb Daimler and Karl Benz in 1885. The petrol

Open pipeline
pipeline

Any extended line of conduits for carrying water, oil, gas, or other material over long distances. Pipelines are widely used in water-supply and oil-

Open Poincaré, Henri, 1854-1912
Poincaré, Henri, 1854-1912

Henri Poincaré belongs to a small group of brilliant scientists who, living at the turn of the 20th century, made fundamental contributions to

pontoon

one of a number of floats used chiefly to support a bridge, to raise a sunken ship, or to float a hydroplane or a floating dock. Pontoons have been