The method used for removal of total hardness of water is;

  1. Zeolite method
  2. Ion Exchange resin method
  3. Boiling method
  4. Coagulation method
Anurag Mishra Professor Asked on 18th April 2016 in Biology.
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swer: (1) Zeolite method

Anurag Mishra Professor Answered on 23rd April 2016.
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