Perhaps you even press both at once, hoping for "extra power". It is the ultimate user-interface mystery sitting right in ...

Designed with two buttons (one for liquids and one for solids), dual-flush toilets first became a thing in Australia back in the '80s as a response to the country's limited rainfall. The idea behind ...

Indian households can significantly cut water usage by mastering their dual-flush toilets. Pressing the smaller button for liquid waste and the larger one for solid waste can save up to 20,000 litres ...

You’ve probably seen the two buttons on your toilet countless times but never given them much thought. While they might seem like just another design feature, there’s actually a smart and practical ...

You see it daily, several times, but never really think about why it’s like that. The buttons on your toilet flush—why are there two buttons, a big one and a small one? Are you pressing the correct ...

Toilets designed to save water are actually wasting it at an alarming rate, says the U.K.'s largest water utility. Dual-flush toilets have separate buttons for heavy or light flushes with the goal of ...

Water-saving low-flow toilets have become the new standard in bathroom fixtures, but industry engineers have taken them a step further. A dual-flush toilet gives users the option of a standard ...

Add Yahoo as a preferred source to see more of our stories on Google. Closeup of person's hand flushing a dual-flush toilet - Yankovsky88/Shutterstock Designed with ...