How the carbon-fiber manufacturing industry is getting a head start on cleaner steel
By 2020, the number of steelworkers in the US will have dropped by more than half.The manufacturing industry has been losing ground, in part because of advances in manufacturing processes.But the pace of progress is accelerating.This week, the US National Steelworkers Union announced that it was planning to double its annual steelworker membership to 500,000.It…