No use shall be permitted and no process, equipment, or materials shall be employed which are found by the Planning Manager, Zoning Administrator, or Planning Commission to be objectionable to persons residing or working in the vicinity or injurious to property located in the vicinity by reason of odor, fumes, dust, smoke, cinders, refuse, dirt, water-carried wastes, noise, vibration, illumination, glare, unsightliness, or heavy truck traffic or to involve a hazard of fire or explosion.