Related matters

SOLAS: International Convention for the Safety of Life at Sea.

IMDG Code: International Maritime Dangerous Goods Code.
Transport regulations for Packed Dangerous Goods by Sea.

GHS: Globally Harmonised System.
A global system to classify goods.

HNS: Hazardous & Noxious Substances Convention.
The International Convention on Liability and Compensation for Damage in Connection with the Carriage of Hazardous and Noxious Substances by Sea, 1996.

MARPOL Annex V: Regulations for the Prevention of pollution by garbage from ships.
This includes a lot of dry bulk cargo residues.