Water Quality/Expert Profile

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Recent Answers from Dr V N Sivasankara Pillai

2012-05-02 is alum treated water harmful to shower in:

Hi,  Alum is not harmful if dissolved aluminium is absent. Between the recommended pH (6.5 to 8.5) aluminium is precipitated. The clear water is fit for use. Please check pH of water; if the pH of alum

2012-01-10 Water crisis:

1. Water is immediately used for drinking and and sanitation, cumulatively for food production (virtual food). If there is shortage, firstly it will affect sanitation. Results: poor hygiene, water borne

2011-08-22 water quality:

Dear Lorraine,    There can be three reasons.  1. Organic matter can support fungus growth, especially in poorly illuminated humid rooms at surfaces where moisture is retained. Clean the surface and ventilate

2011-08-17 water electrical conductivity TDS:

Dear Anil,  The conversion is not that simple as it looks like. TDS is proportional to EC  Large variations in ionic composition of water result in the variation of constant, actually ranging from 0.50

2011-07-16 pin holes in copper pipes:

Dear Scott,  Identifying location for sacrificial electrode needs some investigations. Based on the investigation results, a number of sacrificial electrodes must be placed. Galvanic potential, and voltage