Mechanical Equipment. All mechanical equipment, air-conditioning units, electrical supply equipment, and similar devices and equipment shall be constructed, arranged, operated, shielded and maintained so as to prevent the emission of sounds, noises, vibrations, odors, gases, dust, smoke, or land or air or water pollution, or to create any dangerous, injurious, noxious, fire, explosive or other hazard, or glare or electrical or other disturbance in such a way or manner or amount as to constitute a public nuisance. Public nuisance, as used herein, means one which affects at the same time an entire community or neighborhood, or any considerable number of persons, although the extent of the annoyance or damage inflicted upon the individuals may be unequal and consists of anything which is injurious to the health or is indecent or offensive to the senses or an obstruction to the free use of property so as to interfere with the comfortable enjoyment of life and property. The City may impose reasonable conditions to assure compliance with this subsection.