| http://www.w3.org/ns/prov#value | - 20090188535Wash Pad and Wash Fluid Containment System - A wash pad and wash fluid containment system upon which items such as vehicles or equipment are positioned and supported for collecting wastewater occasioned when washing the items, the system having various combinations of the following: a central trench, left and right side wash pad sections positioned on opposite sides of the central trenc
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