The potential of an electrode measured with respect to a reference electrode or another electrode when no current flows to or from it.

The maximum possible voltage across a photovoltaic cell; the voltage across the cell in sunlight when no current is flowing.

A heating system, such as a solar water heater or geothermal heatpump, in which the working fluid is heated and used directly; in an open-loop solar system, the domestic water is circulated in the collector loop.

Conditions to which a device is subjected, not including the variable measured by the device. See normal operating conditions, reference operating conditions.

The processes that a work input/output system undergoes and in which the initial and final states are identical.

The change in a performance characteristic caused by a change in a specified operating condition from reference operating condition, all other conditions being held within the limits of reference operating conditions.

The gauge pressure at which a pressure vessel is maintained in normal operation.

Above this pressure, the system may rupture or burst.

A comparison of a carrier's operating expense with its net sales. The most general measure of operating efficiency.

The limiting values of ceiling, visibility, and wind, or runway visual range, established as safety minimum for aircraft landings and take-offs.

Oil pollution preparedness and response

International Convention on Oil Pollution Preparedness,Response and Co-operation, IMO

The highest level of cube utilization that can be achieved when loading cargo into a container.

A bill of lading term to provide surrender of the original bill of lading before freight is released; usually associated with a shipment covered under a letter of credit.

A deck crew member who is subordinate to the Able Bodied Seamen.

The beginning grade for members of the deck department. The next step is able bodied seaman.

A ship designed to carry either ore or oil in bulk.

Ore/Coil Carrier.

Abbreviation for "Origin Rail Freight Station." Same as CFS at origin except an ORFS is operated by the rail carrier participating in the shipment.

Being or composed of hydrocarbons or their derivatives, or matter of plant or animal origin. Contrast with inorganic.