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Pile driver — A pile driver is a mechanical device used to drive piles into soil to provide foundation support for buildings or other structures. The term is also used in reference to members of the construction crew that work with pile driving rigs.One… … Wikipedia
Mill (grinding) — Mill A tabletop hammer mill Other names Grinding mill Uses Grinding Related items Mortar and pestle Expeller Extruder A grinding mill is … Wikipedia
Road traffic safety — Sidewalks, curbs and traffic signals in Maryland, United States … Wikipedia
National Airlines Flight 27 — Accident summary Date November 3, 1973 Type Uncontained failure Site … Wikipedia
atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… … Universalium
phonetics — /feuh net iks, foh /, n. (used with a sing. v.) 1. the science or study of speech sounds and their production, transmission, and reception, and their analysis, classification, and transcription. Cf. acoustic phonetics, articulatory phonetics,… … Universalium

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