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Q:

Who invented 'Portland Cement'?

  • 1
    Michael Faraday
  • 2
    Guglielmo Marconi
  • 3
    Joseph Aspdin
  • 4
    Isaac Newton
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Answer : 3. "Joseph Aspdin"
Explanation :

Joseph Aspdin discovered 'Portland cement' in the year 1824. He produced cement by heating powdered limestone and mixing it with clay in a furnace. Later, grinding the clinker to a powder. He thus named the product “Portland Cement”.

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