◉ Knowledge Centre

Water, Health &
Pure Living

Expert insights on water quality, purification technology, and living healthier through clean drinking water in Sri Lanka.

CKDU and arsenic in Sri Lankan water

CKDU and Arsenic: The Hidden Threat in Sri Lanka's Agricultural Water

Chronic Kidney Disease of Unknown Aetiology (CKDU) affects over 22,000 people across 13 districts. New evidence points to arsenic and fluoride in agricultural water as a primary cause.

Ultrafiltration membrane technology

How Ultrafiltration Technology Removes 99.9% of Waterborne Pathogens

Inside the hollow-fiber membrane technology from South Korea's Synopex — how 0.001-micron filtration works and why it outperforms reverse osmosis for drinkingater.

Signs your home water is unsafe

7 Warning Signs Your Home Water Supply Is Unsafe to Drink

Strange smell, discolouration, scale buildup, and recurring illness — learn the most common signs of contaminated household water and what each one means for your health.

Community water plants in rural Sri Lanka

Pure Water for 100 Families: How Community Water Plants Are Changing Rural Sri Lanka

A deep dive into how large-scale village water purification plants work — and how they are transforming health outcomes in underserved communities across the island.

Chlorine in tap water health effects

Is Chlorine in Your Tap Water Really Safe? The Truth for Sri Lankan Households

While chlorination prevents waterborne disease, emerging research links long-term chlorine exposure to bladder cancer and gut microbiome disruption. What every homeowner should know.

pH of drinking water importance

Why the pH of Your Drinking Water Matters More Than You Think

Water between pH 6.5–8.5 is optimal for human health according to Sri Lanka Standards SLS 614:2013. Acidic or alkaline extremes have measurable effects on digestion, bone health, and immunity.