You have two lots of resources, 1) for making steel, and 2) for recycling steel. Don't forget to write up the information you find using your information sheet |
1) http://www.steelconstruct.com/steel Metal manufacturing video at http://hongyuancn.en.alibaba.com/videoshow.html |
“How is coal used” The Coal Resource: A comprehensive overview. PDF pp 22 -23. World Coal Institute |
2) http://www.scrib.org/ http://earth911.com |