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Drinking (potable) water treatment does not involve

A. Coagulation

B. Sedimentation

C. Softening

D. Disinfection

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Reaction of an alcohol with organic acid is called the __________ reaction.
  2. L.D. converter is used in the production of
  3. Haemoglobin is a/an
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  5. Which of the following is not an insecticide?
  6. Antibiotic
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  8. Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving)…
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  11. Carbon disulphide is mainly used in the production of
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  13. Nicotine is
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  15. Oil produced by solvent extraction
  16. Polyvinyl chloride (PVC) is
  17. Proximate analysis of coal determines its __________ content.
  18. Pig iron is produced by blast furnaces in India using mostly the iron ore named
  19. Producer gas consists mainly of
  20. Bleaching of paper pulp is done with
  21. Anion exchanger is regenerated usually with
  22. Salt cake is chemically represented by
  23. The process involved in converting rubber into a thin sheet or coating it on fabric is called
  24. Black liquor is converted into white liquor by
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  26. In primitive days, __________ was being manufactured by Leblanc Process.
  27. Bordeaux mixture is a/an
  28. Sulphur removal by heating of pyrite ore in presence of air is called its
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