Related Links

http://www.ccohs.ca/oshanswers/chemicals/chem_profiles/quartz_silica.html

http://www.gravelwatch.org/orig-gw/misc/ARA-review-2012/Submissions/CNRC-ARA-Review.pdf

https://www.osha.gov/silica/

http://www.ccohs.ca/oshanswers/chemicals/chem_profiles/quartz_silica.html

http://www.worh.org/files/ParticulateHealthRisks12-13-12.pdf

http://www.svmh.com/health/content.aspx?chunkiid=180075

http://en.wikipedia.org/wiki/Silicosis

http://crawfordstewardshipproject.org/download/Health%20Risks%20of%20Silica%20Frac%20Sand%20Fugitive%20Dust.pdf

http://www.elcosh.org/document/2031/d000291/The%2BScourge%2Bof%2BSilicosis%2B-%2BDeadly%2BDust%2BCan%2BLeave%2BYou%2BGasping%2Bat%2Bthe%2BConsequences.html?show_text=1

http://www.lung.org/lung-disease/silicosis/understanding-silicosis.html

http://www2.worksafebc.com/i/posters/2009/WS%2009_04.html