For the purposes of this chapter, the following words and phrases shall have the meanings respectively ascribed to them by this section:
The Captain of the Fire Department in charge of the Fire Prevention Bureau within the Fire Department.
The chief executive officer of the Fire Department. Any authority conferred upon the head of the Fire Department under this chapter may be delegated to such members of the Fire Department as the head of the Fire Department shall designate.
Permission granted by the licensing authority to keep, store, use, manufacture or sell at specified locations materials which produce conditions hazardous to life or property.
The City Council.