This time, my focus is on a cheap TDS meter. TDS meters are small hand-held devices used to indicate the Total Dissolved Solids in a solution, usually water. Since dissolved ionized solids (such as ...

Dr Suresh Sisodia is Senior Vice President at Havells India Ltd. It is a well-known fact that the water supply that reaches our home is contaminated with different types of hazardous materials which ...

RO Water purifiers treat water in a number of ways and take the water through several filtration processes, which make it safe to drink. One of the processes is TDS management. TDS or Total Dissolved ...

A water purifier under ₹5,000 offers basic filtration to remove impurities and improve taste. Gravity-based and UV models are ...

Still buying bottled water or relying on outdated filters? It’s time to switch to a smarter, more cost-effective solution. We’ve found the most powerful budget water purifiers in June 2025 that punch ...