Ore Bulk Oil Carriers

OBO

Oil Bunker Surcharge

O.B.S.

Ocean Bill of Lading

Oc. B/L

Operating differential subsidy

ODS

Ocean freight agreement

OFA

On deck

O/P

Owner’s risk

O.R.

Owner’s risk of breakage

O.R.B.

Owner’s risk of damage

O.R.D.

Owner’s risk of fire

O.R.F.

Open top (container)

OT

On truck or railway

o.t.o.r.