| http://www.w3.org/ns/prov#value | - the tube including a first leg having a proximal end disposed adjacent one side of the frangible section and a distal end disposed at the first end of the tube, and a second leg integral with and adjacent to the first leg, the second leg having a proximal end disposed adjacent the other side of the frangible section and a distal end disposed at the second end of the tube;
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