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  9. Q256

SSC Stenographer Grade C & D 2017 · Question 256 of 373

Who discovered the rubber making process through the vulcanization method?

  1. AJohn Dunlop
  2. BCharles GoodyearCorrect
  3. CMacmillan
  4. DNewton

Answer: B. Charles Goodyear

Explanation

Charles Goodyear discovered the rubber making process through the vulcanization method in 1839. => Ans - (B)

Source: SSC Stenographer 2017 Solved Paper (11-Sep-2017 Afternoon) - Notopedia · reliable-secondary

← Q255View full paper (373 questions)Q257 →

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