About the LNG spill impact.They have been very careful so far not to sink anything with major pollutants on board, and not to harm crew, so this latest attack is out of character unless they believed 100% of the LPG would be burnt off before the ship sank.
ITOPF: Consequences of an LNG spill in the marine environment
ITOPF has published a report highlighting the distinct nature of claims arising from LNG spills compared to traditional oil spills,
safety4sea.com