For nearly 200 years, metal casting foundries have served as the backbone of American manufacturing. Though only 1,750 foundries remain today, compared to more than 6,000 in 1955, they are responsible for more than $110 billion in economic output and support nearly half a million jobs.<p><p>https://www.marinelink.com/news/workforce-development-rise-bluecollar-527609</p></p>