COLUMBIA, South Carolina, Oct. 1 -- The South Carolina Department of Commerce posted the following news: * * * Eaton expanding Charleston County operations $46 million investment in aerospace manufacturing will create more than 50 new jobs * Eaton, an intelligent power management company, today announced it is expanding its aerospace manufacturing operations in Charleston County. The company's $46 million investment will create more than 50 new jobs. In the aerospace industry, Eaton is a l  more