Drinking water can look clear and still contain substances or microorganisms that cannot be identified by sight. For households, apartment associations, offices, and food businesses, this makes regular monitoring more useful than relying on appearance alone. Changes in water quality deserve attention, but testing should also follow changes in supply, flooding, or repairs. Understanding when to investigate helps you choose suitable tests and make informed decisions about treatment, storage, and everyday use. 1. When Taste, Smell, or Colour Changes An unfamiliar smell, unusual taste, or visible discolouration is a reason to investigate your water supply. These changes may originate in the source, storage tank, treatment equipment, or internal plumbing. However, a sensory change does not identify a particular contaminant or establish the level of risk. Avoid guessing the cause or choosing a treatment system based only on smell. Record when the change started, whether neighbours have notic...
Planning to test borewell water, drinking water or water used in your business? Correct sample collection is an important first step. A contaminated container, unclear label or delayed delivery can affect whether a sample is suitable for analysis. To submit a water sample for laboratory testing in Chennai, first confirm the required tests with the laboratory. Obtain approved containers, follow the collection instructions, label each sample, complete the test request form and deliver it within the specified conditions and timeframe. Here is how to prepare your submission to Tamilnadu Test House. 1. Explain Your Water Testing Requirement Tell the laboratory where the water comes from and how it is used. Mention whether the sample represents borewell water, municipal supply, treated drinking water or another source. Explain any concerns, such as unusual colour, odour or a change after treatment. If testing is required for a customer specification or compliance purpose, share that require...