1. Department of Sanitary Engineering, Faculty of Public HealthMahidol University Bangkok 10400 Thailand
2. Geomicrobiology Group, School of Life SciencesUniversity of Dundee Dundee DD1 5EH Scotland UK
3. Concrete Technology Group, Department of Civil EngineeringUniversity of Dundee Dundee DD1 4HN Scotland UK
4. Department of Environmental Health Sciences, Faculty of Public HealthMahidol University Bangkok 10400 Thailand
5. Center of Excellence on Environmental Health and Toxicology (EHT), Commission on Higher Education (CHE)Ministry of Education Bangkok 10210 Thailand
6. State Key Laboratory of Heavy Oil Processing, Beijing Key Laboratory of Oil and Gas Pollution Control, College of Chemical Engineering and EnvironmentChina University of Petroleum 18 Fuxue Road, Changping District Beijing 102249 China