Having conquered its home market, the Japanese toilet-maker Toto is selling more bidets in the United States. Toto’s president says not even tariffs will halt its advance.

If you've ever been to a state or national park, you've probably used a vault toilet. It's a waterless toilet system for ...

There can be many factors for why your toilet bubbles when flushed. You can fix many of these problems yourself, but a few ...