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Inside a standard toilet tank, there are three important parts: the flapper, the fill valve and the flush valve. The flapper is the rubber piece attached to the flush lever chain. It lifts up and down ...

Q:I'd like to understand just how water comes into the toilet tank. I have two toilets that overflow, and I cannot figure out how to stop it. I've tried to lift the ball on one; the other is on a ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

The way a toilet works is a mystery to most people. But like many mysteries, a closer examination may reveal that the toilet isn’t really very mysterious at all. In fact, this device is ingeniously ...

Sometimes toilets act up. One common problem your trusty throne can develop is that it always runs. This constant flow of water is a noisy nuisance -- and it's also a money-waster that you'll end up ...

A running toilet isn't just noisy and annoying; it also means you're spending money on extra water, and your utility bills could go up. Luckily, there are a few simple solutions that can often fix the ...