“…On the other hand, as of January 1, 2019, Malaysia's estimated natural gas reserves is 97.413 TSCF. The produced natural gas which is processed at PETRONAS Gas Berhad's (PGB) processing plants has been found to contain high CO2 and formation water [7][8][9]. This indicates that, it is important to conduct a detailed and extensive study on two-phase gas-liquid flow from offshore surface facilities.…”