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PROBLEM CLINIC

  • Concrete Versus Nonferrous Metals

    What is the effect of contact with concrete on such commonly used non-ferrous metals as sheet zinc, lead, copper and aluminum?

     
  • Painting Rebars

    Is it permissible to paint bars which are to be used for reinforcing concrete?

     
  • Accentuating Wood Grain

    How may the fibers in wood form boards be raised in order to accentuate the effect of the wood grain being cast into the concrete surface?