Sunglasses
A Where Project By: Heather Bradshaw
Why do People
Wear Sunglasses?
To protect
themselves from
To Look Cool
Ultraviolet Rays
(UV Rays)
To Prevent Glare
What are the
Different Parts of
Sunglasses?
The LensesThe Hinges
The Frames
What can Lenses be
Made of?
Plastic
•
•
•
•
•
Optical Glass
Lightweight
• Can be photochromic
Shatter-resistant • Can be polarized to reduce glare
Can block UV Rays • Great optical quality
Can be photochromic
• Easy to scratch
Can be polarized to•reduce
glare
Shatter
easily
But what nonrenewable
resources are in
plastic?
Non Renewable Resources are resources that cannot be
grown or regenerated at the rate at which they are being
used.
Crude Oil
Coal Natural Gas
#1 Producer:
Saudi Arabia
#1 Producer:
China
#1 Producer: Russia
#2 Producer:
Russia The
#2 Producer:
#2United
Producer:
States
The United States
#3 Producer:
United India
States
#3 Producer:
#3 Producer: Canada
#4 Producer:
China Australia
#4 Producer:
#4 Producer: Iran
#5 Producer:
Iran South
#5 Producer:
#5 Producer:
Africa Algeria
What about Glass?
Sand
Silica
#1 Producer: Mexico
Mainly produced in:
#2 Producer: Canada
• The Untied States
• Brazil #3 Producer: Norway
#4 Producer: Chile
#5 Producer: Australia
Limestone
#1 Producer: China
Other Large Producers:
• India
• The United States
• Europe
What are the frames
made of?
Metal
• Tend to last longer than
Plastic Frames
Plastic
• Usually less expensive
• Not as good quality as metal
frames
We know where
plastic comes from,
but what about some
of the metals used in
frames?
The hinges are also
made from various
metals and plastics
Nickel Aluminum
Titanium
#1 Producer: China
#1 Producer: China
#1 Producer: Australia
#2 Producer: Russia
#2 Producer: Russia
#2 Producer: South Africa
#3 Producer: Japan
#3 Producer: The United States#3 Producer: Canada
#4 Producer: Canada
#4 Producer: Canada
#4 Producer: China
#5 Producer: Australia
#5 Producer: Australia
#5 Producer: India
So what does this all
mean?
Sunglasses are made
non renewable Every time we buy a
We should beofcareful
resources
new pair of
with our sunglasses
to
sunglasses, we are
protect the
taking resources from
environment
the Earth
Bibliography
http://www.madehow.com/Volume-3/Sunglasses.html#b
http://chrissimpson.articlealley.com/how-sunglasses-are-made-459698.html
http://vision.firmoo.com/sunglasses/materials-and-coatings-of-sunglass-lenses.html
http://www.webmd.com/eye-health/eyeglasses-eyes
http://vision.about.com/od/sunglasses/qt/Sunglasses_Frames.htm
http://dictionary.reference.com/browse/UV
http://brainz.org/what-polycarbonate/
http://www.sunvisionalliance.org/ME2/Audiences/dirmod.asp?sid=&nm=&type=Publishing&mod=Publications%3A%3AArticle&mid=8F
3A7027421841978F18BE895F87F791&tier=4&id=1BE50A3CEDF84543A75B17473E896B47&AudID=28EBA89F5F874675BCE10DE3DCF0
D05B
http://www.priweb.org/ed/pgws/uses/plastic.html
http://www.cleanup.org.au/au/Campaigns/plastic-bag-facts.html
http://www.cnbc.com/id/41887743/The_World_s_15_Biggest_Oil_Producers?slide=12
http://www.ecologycenter.org/ptf/misconceptions.html
http://daniel-workman.suite101.com/top-natural-gas-countries-a51788
http://www.gmagazine.com.au/features/2936/disposable-drink-bottles-plastic-vs-glass-vs-aluminium
http://www.miningoilgasjobs.com.au/Mining/Rocks,-Metals---Gems/Rocks/Limestone.aspx
http://www.mii.org/minerals/photosil.html
http://www.mineralsmining.org/minerals/quartz/
http://www.cdc.gov/niosh/nas/rdrp/appendices/chapter3/a3-53.pdf
http://www.bloomberg.com/news/2011-06-07/world-s-10-biggest-nickel-producing-countries-in-2010-table-.html
http://www.sporcle.com/games/OscilatingGibbon/aluminum_prod_countries
http://library.thinkquest.org/08aug/01930/maps/titanium-map.html
http://www.epa.gov/greenhomes/TopGreenHomeTerms.htm