Gevind: 128
Concrete is a construction material that consists of cement as well as other cementitious materials such as fly ash and slag cement, aggregate (generally a coarse aggregate such as gravel limestone or granite, plus a fine aggregate such as sand or manufactured ...
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Kommentaar: 0
Concrete walls, brick walls, wall construction
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Asphalters lay asphalt on to a range of surfaces and structures to waterproof, protect and strengthen them.
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Transportation companies and service providers
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Physical activities with risk and excitement
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Gevind: 128
