The blog
Understand the water you drink.
Practical advice, scientific analysis and clear guides to take care of your water every day in Switzerland.
How to install a tap filter in 5 minutes (no plumber needed)
You do not need to be handy: a tap filter installs in 5 minutes with the supplied adapters. Just follow the guide.
Microplastics in drinking water: what the science actually says
The WHO estimates we ingest up to 5 g of plastic per week. Should you worry? What can you actually do? A clear overview.
Tap water vs bottled water: the real ecological and economic balance sheet
It is easy to forget: bottled water costs 500 times more than tap water, and its carbon footprint is in another league entirely. The detailed balance sheet.
Ceramic water filter: how does it really work?
Behind its smooth surface, the ceramic filter is a genuine 0.5 micron physical barrier. Here is how it transforms tap water.
Limescale in Swiss tap water: causes, effects and solutions
Tap water in Switzerland has an excellent reputation, but it is often very hard. Here is what that really means for your home, your skin and your appliances.