ETS

• Emissions trading scheme
• European Union Emission Trading Scheme

• European Thermoelectric Society
• Evangelical Theological Society

• École de technologie supérieure, an engineering school in Montreal, Canada
• Educational Testing Service, an American assessment organization
• Educational and Training Services Branch, of the British Army
• European Theological Seminary, in Kniebis, Germany

• Endoscopic thoracic sympathectomy
• Enhanced Transmission Selection
• Enterprise test software
• Enterprise Transport Security, in computer security
• Environmental tobacco smoke
• Episodic tremor and slip
• ETS transcription factor family
• External transcribed spacer

• East Tsim Sha Tsui station, of the Mass Transit Railway, Hong Kong
• Edmonton Transit Service, Alberta, Canada
• Electric train supply, which powers auxiliary systems on rail vehicles
• Enterprise Municipal Airport (Alabama)
• Eureka Transit Service, California, US
• Euskal Trenbide Sarea, a railway infrastructure company in the Basque Country, Spain
• KTM ETS, a high-speed train service in Malaysia

• Euro Truck Simulator, video game
• Afenmai language (ISO 639-3 code)
• European Training Strategy, of the European Commission
• Marie Hall Ets (1895–1984), American writer and illustrator
• Expiration of Term of Service, in US military separation

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