See also, the excellent documentary, Post-Mortem, from PBS Frontline which takes a close look at the horribly broken coroner and forensic system in the United States.
The charity and some MPs and peers are also concerned about government plans to abolish the office of chief coroner - a post introduced two years ago to try and reform the system and cut waiting times.
The coroner Keith Wiseman said a culture of drinking to excess had to stop, and recommended that a system of random alcohol testing for crew should be introduced.