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Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

A. Mechanical

B. Sulphate/Kraft

C. Sulphite

D. Neutral sulphite semi-chemical

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  18. Zeigler process
  19. Conversion of CO to CO2 by steam in presence of a catalyst is called
  20. Nylon-66 is manufactured from
  21. Catalytic oxidation-dehydrogenation of methyl alcohol produces
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  26. Gun powder uses
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