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  1. What are volatile organic compounds (VOCs)? | US EPA

  2. Volatile organic compound - Wikipedia

  3. VOC(挥发性有机化合物)_百度百科

  4. 挥发性有机化合物 - 维基百科,自由的百科全书

  5. Technical Overview of Volatile Organic Compounds | US EPA

  6. 挥发性有机物 - 百度百科

  7. 揮發性有機化合物 - 維基百科,自由的百科全書

  8. Volatile Organic Compounds (VOCs) | U.S. Geological Survey - USGS.gov

  9. What is the definition of VOC? | US EPA - U.S. Environmental …

  10. Introduction to VOCs | Indoor Air - Lawrence Berkeley National …