A 'unit process' is exemplified by the

A. Distillation

B. Hydrogenation of oils

C. Absorption

D. Humidification

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  1. Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt…
  2. The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold…
  3. Phthalic anhydride is produced by the oxidation of
  4. In the manufacture of viscose rayon, the raw material used industrially is
  5. Phenolic antiseptics are added in the __________ soap.
  6. The most stable allotropic form of phosphorous is the __________ phosphorous.
  7. Addition of calcium oxide to water produces
  8. Saponification number of an oil or fat
  9. Cumene is the starting material for the production of
  10. Nitrile rubber is produced by the polymerisation of
  11. Lime and soda ash are added to water to remove
  12. Thermosetting materials
  13. Main product in calcium carbide-water reaction is
  14. Blue vitriol is chemically
  15. The basic constituent of vegetable oils is
  16. 10% oleum comprises of 10% free
  17. Main constituents of cotton fiber is
  18. __________ are used as corrosion inhibitor for iron & steel in aqueous solutions.
  19. __________ is a thermosetting plastic.
  20. Chemical formula of oleum is
  21. The process used for the manufacture of ethyl alcohol from molasses is
  22. Alcohol is produced by the
  23. Salt is added in the kettle during soap manufacture to separate
  24. Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart…
  25. Fermentation of molasses to produce ethyl alcohol is done at __________ °C.
  26. Varnish does not contain
  27. Wet chlorine gas produced during electrolysis of brine is dehydrated by
  28. Presence of carbonaceous matter in the sewage
  29. Which one of the following is not an elastomer?
  30. 'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of