1. Utilization of agricultural materials to enhance microbial degradation of polycyclic aromatic hydrocarbons in soil
Narirat Charoenchang, Pairoh Pinphanichakarn, Kobchai Pattaragulwanit, Suthep Thaniyavarn and Kanchana Juntongjin

2. Polycyclic aromatic hydrocarbons in the chao phraya estuary, thailand
Gullaya Wattayakorn

3. Comparison of zinc accumulating efficiency between brassica juncea coss. and brassica chinensis linn.
Naiyanan Ariyakanon, Kullapa Soratana and Thidavisuth Chunkrua

4. Synthesis of waterborne polyurethane coatings using a surfactant derived from recycling of waste pet bottles
Saowaroj Chuayjuljit, Vimolvan Pimpan, Prontip Saebae, Ratanawadee Thitsatarn and

5. Minimization of lpg consumption in the heating process and aqueous acid solution used in the separating process in a chemical factory
Sangobtip Pongstabodee

6. Characteristics of the chantaburi thermal spring, eastern thailand
Punya Charusiri, Prakarn Buenkhuntod, Krit Won-In, Malatee Thayakupt and Jiraprapa Niampan

7. Assessment of impact on water quality of leachate at on-nuch disposal site center in bangkok
Rewat Watananugulkit, Chantana Intim, Phussadee Patnukao and Premchit Tansathit