WEBSITES
- http://greenliving.lovetoknow.com/Non_Renewable_Resources
- http://earthsciencescanada.com/where/#
- http://www.spinlife.com/spintips/details/k/Manual-Wheelchair-Materials/a/120/c/2
- http://inventors.about.com/od/wstartinventions/a/wheelchair.htm
- http://www.melrosechairs.co.nz/which-is-right.html
- http://www.karmanhealthcare.com/blog/2013/07/30/durable-wheelchairs-best-material/
- http://www.enviropaedia.com/topic/default.php?topic_id=174
- http://curiosity.discovery.com/question/what-is-aluminum-used-for
- http://www.aluminiumleader.com/en/serious/industry/
- http://metals.about.com/od/properties/a/Steel-Applications.htm
- http://www.businessinsider.com/countries-that-produce-the-most-steel-2011-7?op=1
- http://www.wisegeek.org/what-is-titanium.htm
- http://library.thinkquest.org/08aug/01930/maps/titanium-map.html
bOOKS/MAGAZINES/NEWSPAPERS
N/A
OTHER
N/A