Fire Chief - means a person appointed from time to time by the Council to be in charge of the Fire Department and the fire fighting personnel of the City, and includes a Deputy Fire Chief and any other person authorized to act on behalf of the Fire Chief. Fire Fighter - mean every member of the fire department of the City, other than an Officer, whose duties include fire prevention, fire suppression or emergency response. Fire Code - means the National Fire Code of Canada 1985, as amended or replaced from time to time. Fire Prevention Officer - means a member of the. Fire Department of the City assigned to the Fire Prevention Branch and authorized in writing by the Fire Chief to be a Local Assistant Fire Commissioner. ab 3. Roath, - means any liquid having a flash point below 37.8 degrees celsius and having a vapour pressure not exceeding 275.8 kPa (absolute) at 37.8 degrees celsius. Garage - means a building, or any portion of any place or premises used as a place of business for the purpose of maintaining, fueling, keeping, repairing or demolishing motor vehicles. Garbage - means all household and commercial waste, other than Construction Waste and Trade Waste. Gas Station - means any portion of any place or premises in or upon which gasoline is kept for sale. Officer - includes the Fire Chief, Deputy Fire Chiefs, Fire Prevention Officer and every member of the fire department of the City designated as an officer by Council. Private Dwelling - means any buiiding used exclusively as a private residence for not more than two families. Trade Waste - means waste and abandoned materials resulting from the operation of an industry or business including paper, boxes, packing cases, wrapping material, sweepings, and all flammable materials of a like nature other than garbage and ashes. Underground Tank - means a tank installed wholly or partly under the surface of the ground and used or intended for the storage of flammable or combustible liquids or gases. Vehicle - includes all types of motor vehicles, farm tractors and machinery.