A softener uses a process called ion exchange. It has a tank full of resin beads that are coated with sodium ions. When hard water flows over them, the calcium and magnesium stick to the beads, and the sodium pops off into your water. So you get softer water, but you’re adding a tiny bit of salt to the equation (don’t worry, it’s not enough to taste like the ocean).
The result? Your soap lathers like a dream, your dishes come out spotless, and your skin stops feeling like a dried-up raisin. It’s amazing for your plumbing and your Yorkshire puddings. But if you were expecting a filter that catches lead, bacteria, or pesticides? Oops. That’s not this machine’s job.
This is where people get tripped up. A softener removes hardness, not contaminants. Imagine bragging about a car that flies—but it actually just drives really fast on the ground. Cool, but you’re still stuck in traffic (or drinking chlorine).
Water Softener After Filter at Steven Mix blog
