| http://www.w3.org/ns/prov#value | - Any subsurface boreholes or conduits in the contaminated media may be vertical to or horizontal to the surface of the contaminated media. (In the case of a horizontal borehole or conduit, these are normally augured parallel to and from below the natural surface, e.g., into the side of a hill or into the sidewall of an excavation, such as a trench or strip mine.) The injection technique used for an
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