(STC) - Term in a Bill of Lading signifying that the master and the carrier are unaware of the nature or quantity of the contents of e.g. a carton, crate, container or bundle and are relying on the description furnished by the shipper.

Related Terms


Rigid equipment container for dropping equipment from an airplane by parachute.


An equipment container with a parachute which is capable of opening automatically after a delayed drop.


Capacity of a container measured to its top, or to the point of overflow.


The weight of a material that can be handled, without failure, by a machine or process plus the weight of the container or device.


The container for the fluid and the piston, forming part of a device such as a hydraulic brake or clutch.


1. The maximum weight that can be supported by a structure. 2. The maximum recommended or permitted overall weight of a container or a cargo-carrying vehicle that is determined by combining the weight of the empty container or vehicle with the weight of the load.


1. An experiment to detect intermolecular forces in a gas, in which one measures the heat absorbed when gas in a small vessel is allowed to expand into a second vessel which has been evacuated. 2. An experiment to measure the mechanical equivalent of heat, in which falling weights cause paddles to rotate in a closed container of water whose temperature rise is measured by a thermometer.


A substance readily assuming the shape of the container in which it is placed; e.g. oil, gas, water or mixtures of these. A general classification including liquids and gases.


A container with a capacity of 55 U.S. gallons.


Lowest temperature at which an oil or distillate fuel is observed to flow, when cooled under conditions prescribed by test method ASTM D 97. The pour point is 3°C (5°F) above the temperature at which the oil in a test vessel shows no movement when the container is held horizontally for five seconds.

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