14 Household Myths Debunked

True, some first-generation 1.6-gallon models required so much extra flushing they weren't efficient at all. But these days many toilets are as good as or better than the old 7-gallon behemoths. Every few months, the Canadian Water and Wastewater Association updates its "Maximum Performance Testing of Popular Toilet Models." The study puts hundreds of toilets through rigorous flush tests and is a great source for checking out models before you buy. The most recent version is under "free publications" on the CWWA website.