Steel fabrication does not necessarily require coking coal. [1] http://www.thespec.com/news-story/4190319-u-s-steel-natural-gas-process-will-soon-replace-coke/

Steel fabrication does not necessarily require coking coal. [1] http://www.thespec.com/news-story/4190319-u-s-steel-natural-gas-process-will-soon-replace-coke/ http://www.thespec.com/news-story/4190319-u-s-steel-natural-... [2] https://coalactionnetworkaotearoa.wordpress.com/2013/04/24/can-we-make-steel-without-coal/ https://coalactionnetworkaotearoa.wordpress.com/2013/04/24/c...