Pinoy Science - Dual flush toilets handle solid and liquid waste

Dual flush toilets handle solid and liquid waste differently from traditional toilets, giving the user a choice of flushes. It has two buttons to operate the flush. The half flush is designed to

Toilet - Wikiwand

This sink drips water like rain, it is all one pipe with holes so if one person uses it wastes enough water for 5 people and doesn't even provide a steady stream. : r/CrappyDesign

Environmental Science & Engineering Magazine (ESEMAG) May 1997 by

5 Things to Know About Low-Flow Faucets and Fixtures - Bob Vila

Different Kinds of Toilet Flush Mechanisms

Dual-Flush Toilet Buyers Guide

Pinoy Science - Dual flush toilets handle solid and liquid

3 Ways to Retrieve an Item That Was Flushed Down a Toilet

San Souci One-Piece Toilet, 1.28 GPF, K-4007