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GC's business units generally manufacture their own products from raw materials, such as aluminum ingots, castings, or discs, or semi-finished metal components purchased from third parties. Except for certain materials used by the A. L. Johnson division ("ALJ") which are available from only one vendor (but for which replacements are readily available), raw materials and critical components are generally available from more than one source. All of GC's business units generally compete with many companies, many of which are larger and have greater resources. In all cases, competition is generally based upon technical competence, price, quality and delivery...