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Content​

http://woodgears.ca/joint_strength/drywall_screws.html
 

100 Greatest Science Inventions of All Time by Kendall F Haven

http://www.screwcapinitiative.com/
 

http://www.ehow.com/facts_5584794_screws-used-computers.html
 

http://www.fraunhofer.de/en/press/research-news/2010/03/bone-hard-bimaterial.html
 

http://www6.zetatalk.com/docs/Water_Pumps/Spirals/Spiral_Pumps-How_To_Make_2008.pdf
 

http://cool.conservation-us.org/coolaic/sg/wag/Am_Wood_Screws.pdf



http://www.nytimes.com/books/00/09/10/reviews/000910.10mont.html



http://www.ipfonline.com/IPFCONTENT/articles/the-importance-of-fasteners.php​



http://fastenersandfixings.info/2012/06/the-role-that-fasteners-and-fixings-play-in-industrial-and-domestic-projects/



http://www.wired.com/wired/archive/10.01/standards_pr.html



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

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Images

www.canstockphoto.com/images-photos/screws.html

http://lmnts.deviantart.com
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http://static.neatorama.com
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http://www.practicalmachinist.com/
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http://www.math.nyu.edu/~crorres/Archimedes/Screw/ScrewAnimation.html

http://www.sciencemag.org/



www.bioretec.com



www.nerdbusiness.com



http://www.shadetreemechanic.com/ford_centennial_in_atlanta.htm



http://www.eorthopod.com/content/stress-fracture-hip



http://www.buyacar.co.uk/honda_jazz_hatchback/car_1.4_i-dsi_se_5dr_sr__48720.jhtml



http://www.gamewallpapers.us/stalker/hot-screw



http://www.pcmh-mo.org/v1/index.php?action=employment



http://www.northshore-plumber.co.nz



http://chrisetnini.blogspot.sg/2013/01/car-parts.html



http://blog.loveandfly.com/2012/12/26/best-of-the-best-in-2012-airlines-and-airports/



http://www.portlandfiremuseum.com/steam_engine.htm



http://wellpethumanecampus.com/stocks/



http://saerkamura.posterous.com/different-types-of-screws-their-characteristi

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Videos



http://www.youtube.com/watch?feature=player_embedded&v=oiHNkkurwIA