Cleaning 8.1 CONTRACTOR shall, at his own expenses, at all times keep the premises free from accumulation of debris, waste materials, and rubbish, and at the completion of the work, he shall remove his tools and equipment and all surplus materials, debris, waste material, and rubbish and shall leave the premises in a neat and clean condition. If CONTRACTOR does not attend to such cleaning immediately upon request, OWNER shall have the right to have this work done by others and deduct the cost therefore from the payment due CONTRACTOR hereunder.
Explosives Explosives or other highly flammable substances shall not be stored or used on Railroad's property without the prior written approval of Railroad.
Trash Tenant shall not allow anything to be placed on the outside of the Building, nor shall anything be thrown by Tenant out of the windows or doors, or down the corridors or ventilating ducts or shafts, of the Building. All trash and refuse shall be placed in receptacles provided by Landlord for the Building or by Tenant for the Premises.
Lighting A system of fixtures providing or controlling the light sources used on or near the airport or within the airport buildings. The field lighting includes all luminous signals, markers, floodlights, and illuminating devices used on or near the airport or to aid in the operation of aircraft landing at, taking off from, or taxiing on the airport surface.