Which of the following describes a potential hazard of improper fuel jettisoning?

The potential hazard of improper fuel jettisoning primarily relates to the loss of control due to imbalanced fuel loads. When fuel is jettisoned, particularly if done in an uncontrolled or uneven manner, it can lead to significant asymmetry in the aircraft's weight distribution. This imbalance can cause the aircraft to exhibit undesirable flight characteristics, such as difficulty in controlling roll and yaw, making it harder for the pilots to maintain stable flight.

An aircraft relies on proper weight distribution to achieve optimal aerodynamic performance; any variation can directly affect handling and may lead to a loss of control, especially during critical phases of flight, like takeoff or landing. Hence, managing fuel loads effectively is crucial to maintaining safe and controllable flight operations.