Dual-flush toilets were invented to save water by using less water for liquid waste than solid waste, but their water efficiency isn't guaranteed.

Modern dual-flush toilets have become increasingly common, but many people still don't fully understand their purpose. The two buttons on these toilets aren't just for flushing-they're an ...

You’ve probably seen wall-mounted toilets, for the most part, in commercial buildings and public spaces: With flush buttons embedded neatly in the wall and bowls that hover above the ground ...

A higher-end toilet that uses as little as a gallon of water, or has two flush buttons, one for a standard flush, and another that uses less than a gallon, can cost between $300 and $500.

The China Post of Taiwan published a hilarious article about passengers pushing emergency alarm buttons in Kaohsiung’s new subway (known locally as the jie-yun). Since the new subway offers free ...