Which of the following is/are the functions of magic devices or water-conditioning gadgets?(a) Prevent scaling(b) Destroy bacteria(c) Reduce water hardness(d) Prevent scaling, destroy bacteria and reduce water hardnessI have been asked this question in unit test.Question is from Prevention topic in division Corrosion Prevention of Corrosion Engineering

Which of the following is/are the functions of magic devices or water-

1.	Which of the following is/are the functions of magic devices or water-conditioning gadgets?(a) Prevent scaling(b) Destroy bacteria(c) Reduce water hardness(d) Prevent scaling, destroy bacteria and reduce water hardnessI have been asked this question in unit test.Question is from Prevention topic in division Corrosion Prevention of Corrosion Engineering
Answer» Right option is (d) Prevent SCALING, destroy BACTERIA and reduce water hardness Best explanation: Magic device or water-conditioning GADGETS are the devices to control water CORROSION. Purpose of these gadgets are Prevent scaling Destroy bacteria Reduce water hardness Reduces corrosion.

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