The announcement of another fire on board a container ship early in January 2020 - the first publicised this year - reinforce the vital importance of increasing rigour around the transport of dangerous goods (and not just by sea).
TT Talk - Aluminium dross - dangerous or not
15/01/2019
There are known issues relating to aluminium dross, being an example of waste/recycling streams that are now carried in containers. Not a frequent issue, but another where a 'perfect storm' may expose issues.
TT Talk - Fire and explosions in containers
04/09/2018
Sources suggest that container fires may occur on a weekly basis and statistics indicate there is a major container cargo fire at sea roughly every 60 days. Tackling fires and subsequent investigations are complex activities.