ITEHIL Blogs
Educational Resources
How to filter lead from water?
Lead is one of the heavy metals. Long-term drinking of drinking water with high...
Does Reverse Osmosis Water Have Minerals?
Reverse osmosis is one of the most popular and effective water filtration methods and...
Spring Water vs Purified Water: Which Should You Choose?
Water quality is important for staying healthy. Many people argue about spring water and...
What is distilled water? Is it safe to drink?
Although distilled water is the purest form of water, removing 99.9% of dissolved inorganic...
The best water filtration system for backpacking
For travelers who love the great outdoors, drinking clean water is essential. The water...
