1. Manganese removal from aqueous solution by ozonation process designed by box-behken design
Sunisa Jongdee, Tinnakorn Kumsaen, Kitirote Wantala

2. Potential of using surfactants to enhance ammonium and nitrate adsorption on rice husk and its biochar
Lada Mathurasa, Seelawut Damrongsiri

3. Prevalence of fatigue and its determinants among chemical transportation drivers in chonburi
Sujee Phatrabuddha, Thitima Wonginta, Nantaporn Phatrabuddha

4. The utilization of cashew shell residues and grease waste for charcoal briquette production
Supaporn Pongthornpruek

5. Assessment of water usage and water management in mae fah luang university
Yanasinee Suma, Nittaya Pasukphun, Anuttara Hongthong, Vivat Keawdounglek

6. Land-water-population model: developing an agricultural resources management in the upper part of pranburi watershed
Jirattinart Thungngern, Thavivongse Sriburi, Saowanee Wijitkosum

7. Comparison of co2 emissions from typical passenger vehicles in thailand
Sutthicha Nilrit, Pantawat Sampanpanish, Surat Bualert

8. Treatment of piggery wastewater by three grass species growing in a constructed wetland
Supaporn Pongthornpruek