ST. PAUL, Minn.--(BUSINESS WIRE)--3M recently completed its longest known field test of a composite conductor in the United States, a 13-year field test of the 3M Aluminum Conductor Composite ...

Answering your NEC questionsMike Holt is the owner of Mike Holt Enterprises (www.MikeHolt.com), one of the largest electrical publishers in the United States. He earned a master's degree in the ...