Important operations to solve
pollution problems were the contamination of volatile organic compounds (VOCs) in the atmosphere such
as accelerate the distribution and the usage of benzene or gasohol under EURO 4 standard before 2013,
installation of VRT at all oil depots, determining measure to control the releasing of VOCs from activities
considered as not normal in business (Shutdown/ Turn Around/ Start Up), rehabilitating the accumulation
of contaminated black sediment in Pradu Bay in Chak Mak estuary