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Testing Materials

Chapter 4. Testing Materials. Lesson Objectives. Equations. Most Ductile Element. Gold 1g can be drawn to a length of 2.4 km. Highest Tensile Strength. Boron 5.7 Gpa 5,700,000,000 Nm -2. Pasted from < http://www.theodoregray.com/PeriodicTableDisplay/Samples/005.1/s9.JPG > .

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Testing Materials

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  1. Chapter 4 Testing Materials

  2. Lesson Objectives

  3. Equations

  4. Most Ductile Element • Gold • 1g can be drawn to a length of 2.4 km

  5. Highest Tensile Strength • Boron • 5.7 Gpa • 5,700,000,000 Nm-2 Pasted from <http://www.theodoregray.com/PeriodicTableDisplay/Samples/005.1/s9.JPG>

  6. Least dense solid • Silica Aerogels • Tiny spheres of bonded silicon • 1.9 mg cm-3 (air = 1.2 mg cm-3) • Nicknamed “Frozen Smoke”

  7. Pasted from <http://stardust.jpl.nasa.gov/highres/aerogel_peter.jpg>

  8. Pasted from <http://stardust.jpl.nasa.gov/images/gallery/aerogelbrick.jpg>

  9. Pasted from <http://en.wikipedia.org/wiki/Image:Aerogel_matches.jpg>

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