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  1. How Shears Are Made

    Explore the basic process used to create these everyday objects. Samples of the procedure exhibit each step of scissor production, from the heating of a slender bar of tough low carbon steel to polishing the nickel-plated blades on a cotton-padded machine. Learn More
  2. Aluminum Production

    Explore the most versatile of all metals, aluminum can come in a variety of shapes and sizes, and can also be extruded, forged, and cast in molds. Aluminum is also often alloyed with other metals. Learn More
  3. Salt

    Salt may be a common table seasoning, but it also has a variety of other uses. Our most common salt, sodium chloride, can be found in seawater, salt springs, marshes and soil. Discover these examples as well their many applications. Learn More
  4. Abrasives

    Scratch through the surface of these practical materials. Natural abrasives usually contain minerals with a tough grain structure, making them useful in grinding materials like metal and wood, and artificial abrasives closely mimic this structure. Learn More
  5. Pig Iron

    Check out this brittlest of irons, the first product when iron ores are smelted. Pig Iron, also called cast iron, is used in many familiar objects, like stoves, kettles, and flatirons. Learn More
  6. African Craftsmanship

    Explore some of the amazing techniques used by artists and craftspeople in different parts of Africa. Examine real calabash and metal objects and learn more about their design and creation processes. Learn More
  7. Graphite

    Take a closer look at the graphite in your pencil and you'll be surprised to learn that it might represent the carbon from life forms of past geological ages. Though graphite is only one form of carbon, it is found in two places: crystalline clumps and softer rocks. Learn More

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