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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 iPod/iPhoneView allBon départ: beginners' French - Audio170 ListenersEnergy resources: alternative energy in perspective - for iBooks3 ListenersWomen Writers: Voices in Transition - for iPod/iPhone0 ListenersEthics Bites - Audio13 ListenersInfluences on corporate governance - for iBooks0 ListenersBeginners’ Chinese - Audio103 ListenersSpace, Time and Consciousness - for iPod/iPhone33 ListenersAndante: beginners' Italian - Audio62 ListenersThe History of English in Ten Minutes - for iPod/iPhone91 ListenersBon départ: beginners’ French second edition - for iPod/iPhone11 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.