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The S10 demonstrates, on a small scale, the relationship between rainfall and runoff from catchment areas of variable permeability, and the abstraction of ground water by wells, with or without surface recharge from rainfall.
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The S11 provides a small-scale demonstration of the hydrological principles of ground water flow, and their relevance to certain engineering constructions. Particularly suitable for the study of sub-surface water flows.
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This improved version of the Armfield Sediment Transport Demonstration Channel enables the demonstration of the full range of bedforms that arise in a mobile bed as the flow and/or slope are increased.