A principle, applicable to hull Insurance in practice, whereby an indefinite number of partial loss claims can be met during the Policy period, with no aggregate limit and non-reinstatement premium, but subject to the limit of the sum insured by the Policy in respect of any one accident.
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Section 77 of the Marine Insurance Act provides: Unless the Policy otherwise provides and subject to the provisions of Marine Insurance Act the Insurer is liable for successive losses even though the total amount of such losses may exceed the sum insured.Where, under the same Policy, a partial loss which has not been repaired or otherwise made good, is followed by a total loss, the assured can only recover in respect of the total loss.Losses, Trade : Bagged cargoes suffer some losses due to seepage through the bags; liquid cargoes are subject to evaporation or absorption by the casks, foodstuffs may suffer from natural loss in weight through ‘drying out’ during the transit. Seeds, grains, beans etc. contain a certain amount of moisture which evaporates during the voyage and the cargo gets dried up. Such losses known as trade losses are inevitable and are not covered.

A phrase often within the industry to specify that a cause of loss must be both sudden and accidental. Policy language however seldom refers to this phrase when discussing covered causes of loss. See Sudden and Accidental, Is it Really a Thing?

The wide form of words used in Engineering Insurance Policies to cover damage to the insured plant from both internal and external causes.

A clause that requires the insured to make all attempts to protect any salvageable property. This clause attempts to make the insured take proper care of the property.