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Americans are used to ordering things ranging from French fries to popcorn in small, medium or supersize. Now those same decision-making skills may become rueful in the bathroom, thanks to an innovative plumbing technology: dual-flush toilets. The new invention is the industry’s latest attempt to help reduce water usage, a movement that hasn’t always gone smoothly. The last big toilet makeover came more than a decade ago, when the U.S. government decreed that new toilets should use just 1.6 gallons of water per flush, down from the 3.5-gallon standard. But consumers complained that it often took two or more flushes to clear the bowl; so many people preferred the old toilets that some plumbers imported them illegally from Canada.

发布日期:2021-11-15

Americans are used to ordering things ranging from...

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此试题出现在

全国大学生英语竞赛(NECCS)

系列之三:C类

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