Only supervisors of the sanitation department are qualified to handle hazardous waste. Hazardous waste is defined as any waste designated hazardous by the United States Environmental Protection Agency. If a sanitation worker is unclear as to whether a particular item is hazardous, he or she should not handle the item but instead should notify the supervisor for directions. Sanitation Worker Wong comes upon a container of cleaning solvent that has been set out along with the regular garbage in front of a residence. The container does not list the contents of the cleaner. Wong should