Factors were the unsecured cargo door, the cemetery fence, and the lack of crew coordination during the flight.

These help prevent injuries caused by occupants being struck by unsecured cargo.

Cargo barriers may be used to prevent unsecured cargo from causing injuries in the event of sudden deceleration, collision, or a rollover.

In Washington, district lawmakers have banned driving while "reading, writing, performing personal grooming, interacting with pets or unsecured cargo" or while playing video games.

Cargo barriers are often fitted to the cargo area to protect the vehicles occupants from injury from unsecured cargo in the event of sudden deceleration or collision.

Many vans are fitted with cargo barriers behind the front seats (or rear seats, if fitted) to prevent injuries caused by unsecured cargo in the event of sudden deceleration, collision or a rollover.

One theory is that red blood cells are simply pounded to death; another is that such overactivity creates microscopic breaks in the intestine and bladder - which are hurled around like unsecured cargo in a storm-tossed ship - and that blood seeps out through these temporary apertures.