Class 9: Miscellaneous dangerous substances and articles.
Class 9 Class 9

Miscellaneous

A material which presents a hazard during transportation but which does not meet the definition of any other hazard class. This class includes:

1. Any material which has an anesthetic, noxious or other similar property which could cause extreme annoyance or discomfort to a flight crew member so as to prevent the correct performance of assigned duties; or

2. Any material for an elevated temperature material, a hazardous substance, a hazardous waste, or a marine pollutant.