The Author is a retired mariner who spent over 50 years in the matine Indusstry, He is a Master Mariner FG (Steam) and spent 25 years as a Marine Surveyor and Marine Accident InvestigatorThe Author is a retired mariner who spent over 50 years in the matine Indusstry, He is a Master Mariner FG (Steam) and spent 25 years as a Marine Surveyor and Marine Accident Investigator