1.  GE, which used PCBs in manufacturing electrical components, and must pay for the dredging, had argued that it would harm the river.

2.  Precision Castparts, or PCC, is an international producer of large structural metal castings and other manufacturing components.

3.  The manufacturing component, however, advanced sharply to the highest point since October.

4.  He said lowering prices was made possible by the significant drop in the cost of manufacturing components.