Shell has shut down an oil processing unit at its Pulau Bukom facility to investigate a suspected leak, Singapore's Maritime and Port Authority (MPA) and National Environment Agency (NEA) said on Friday.

Shell estimates that a few tonnes of refined oil products, along with cooling water discharge used in the refining process, have leaked.

SINGAPORE - Oil and gas company Shell has informed the Maritime and Port Authority of Singapore (MPA) and the National Environment Agency (NEA) that it has shut down one of its oil processing units at Pulau Bukom to investigate a suspected leak.

British petrochemical giant Shell has shut down one of its oil processing units on Bukom Island to investigate a suspected leak, and has informed the Maritime and Port Authority of Singapore (MPA) and the National Environment Agency (NEA),