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"You probably don&amp;#039;t think very often about the building materials that were used to construct your home. Knowing what your home is made of can help you make better home maintenance decisions. Learn about the properties of five of the most long-lasting building materials from our quiz."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/home-improvement/construction/materials/long-lasting-building-materials-quiz6.htm>