Question Most hazardous materials: Answers Should be stored near the engine of a bus. May be transported on a bus if passengers are informed in advance. Can be transported on a bus if the items can be stored near the rear of the vehicle. Cannot be transported by bus. Explanation Though there are some exceptions to this rule, most hazardous materials are not permitted to be transported by bus. The safety of your passengers is your responsibility. Take a FREE Practice Test Now This questions appears in the following tests: New York Passenger , Pennsylvania Passenger ,