Home›Browse›Efficiency movement🌐EnglishEnglishEspañolItalianoالعربية中文EntityQ3372721· pop 5· linked from 217 articlesEfficiency movementSign in to savemovement intended to eliminate "waste" in all areas of lifeAvailable in 5 languagesEspañolItalianoالعربيةNorwegianvia Wikidata sitelinks · CC0