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June 23, 2009How a quarry works7 minutesPlayQuarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads....moreShareView all episodesBy The Open UniversityJune 23, 2009How a quarry works7 minutesPlayQuarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads....moreMore shows like Earth's physical resources: rocks for roads - for iPad/Mac/PCView allBon départ: beginners' French - Audio171 ListenersWales: Culture and identity - Audio6 ListenersReading Political Philosophy: From Machiavelli to Mill - Audio17 ListenersBeginners’ Chinese - Audio102 ListenersRundblick: beginners' German - Audio59 ListenersCognitive Psychology - Audio20 ListenersSpace, Time and Consciousness - for iPod/iPhone34 ListenersAndante: beginners' Italian - Audio62 ListenersBon départ: beginners’ French second edition - for iPod/iPhone10 Listeners60-Second Adventures in Economics - for iPad/Mac/PC12 Listeners
Quarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.
June 23, 2009How a quarry works7 minutesPlayQuarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads....more
Quarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.