What is the term used for a parcel suspected of containing hazmat that is not properly packaged or labeled?

The term for a parcel suspected of containing hazardous materials that is not properly packaged or labeled is "Undeclared Hazmat." This designation highlights the risk associated with shipments that may contain dangerous goods without the appropriate compliance regarding packaging and labeling.

Proper labeling and packaging of hazardous materials are crucial for safety during transport. If a package is suspected to contain such materials but lacks the necessary warnings or safety symbols, it is classified as undeclared. This situation poses potential dangers in case of leaks or accidents, making it essential for postal services and shipping entities to identify and manage these parcels carefully.

In contrast, declared hazardous materials are those that have been properly identified and labeled according to regulations. Regulated hazardous material refers to substances that are controlled under various regulatory frameworks, while identified hazardous packages would imply that the package has been recognized as containing hazardous materials, but doesn't necessarily denote issues with labeling or packaging. Thus, the terminology used directly references the status of the packaging and its compliance with safety standards.