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Match each product property with the product it principally characterises.
List I
A. Octane number
B. Cetane number
C. Smoke point
D. Viscosity index
List II
1. kerosene and jet fuel
2. motor gasoline
3. lubricating oil
4. diesel fuel

  • A.A-2, B-4, C-3, D-1
  • B.A-3, B-1, C-4, D-2
  • C.A-2, B-4, C-1, D-3
  • D.A-4, B-2, C-1, D-3

Answer: C

Each specification exists because a particular engine or application is sensitive to that property. Quoting the wrong number for a product is a common slip in reading a refinery flowsheet. Each is measured by its own standard test.

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