1. School of Environment and Energy, South China University of Technology, Guangzhou 510006, P. R. China
2. Guangdong Provincial Key Laboratory of Atmospheric Environment and Pollution Control, Guangzhou 510006, P. R. China
3. Key Laboratory of Occupational Environment and Health, Guangzhou Twelfth People’s Hospital, Guangzhou 510620, P. R. China
4. Guangdong Provincial Engineering and Technology Research Centre for Environmental Risk Prevention and Emergency Disposal, Guangzhou Higher Education Mega Centre, South China University of Technology, Guangzhou 510006, P. R. China
5. Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd., Foshan 528300, P. R. China