559. General average loss of cargo.

A general average loss of cargo may arise in various ways1. Thus, a portion of the cargo may be jettisoned for the purpose of saving the rest of the adventure2. A jettison of deck cargo does not, however, give rise to a general average contribution3 unless the cargo is properly carried there, for example by virtue of a custom4 or by agreement5. There is equally a general average loss where, in consequence of a fire on board, the cargo is damaged by water being poured on it to extinguish the fire6, or through the ship being scuttled with the