| http://www.w3.org/ns/prov#value | - discharges sewage from the tank, which rests on the bottom, into a shore sewage system; FIG. 3 is a perspective view, partially in section, of another partially submerged collecting and holding tank with a submersible pump which periodically operates to discharge sewage from the tank, which rests on the bottom, into a shore sewage system; FIG. 4, is a perspective view of selected portions of a doc
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