Horsepower (hp). The power developed by engines was expressed in “brake horse power”. Power is now measured in watts (W). The multiple for ships’ engines is in kilowatts (kW). 1 kW = 1.34 hp.

 

High cube. Normally, with break bulk or bulk cargo, this expression meant that the ratio of volume to weight of the goods was high.

Holiday. When cargo operations are suspended on a day that is usually used for public rest and/or recreation the charterparty clause normally makes it clear whether laytime is to count or not.

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