Test your fridge’s filtered water. Is it actually filtering anything? Spoiler: sometimes it’s just for show.
Check your aquarium water. Goldfish don’t like weird minerals. They judge you silently, but the meter tells the truth.
Use it on bottled water brands. You’ll be shocked. “Spring water” is often just glorified tap water with a fancy label. Ouch.
Test your coffee maker’s reservoir. High TDS means your morning brew tastes like a mop bucket. That’s a real tragedy.
TDS Meter | How to use | TDS meter ka use kaise karein | TDS level for
