It is unlawful for any person to:
A. Smoke in the presence of explosives, or inflammable materials, or in a building or area in which "No Smoking" notices have been prominently posted; or
B. Interfere with or obstruct the prevention or extinguishing of any fire, or disobey the lawful orders of a law enforcement officer or firefighter present at the fire; or
C. Show a false light or signal or interfere with any light, signal or sign controlling or guiding traffic upon a highway, railway track or navigable water, or in the air; or
D. Place an obstruction upon a railroad track; or
E. Expose another or his property to an obnoxious or harmful gas, fluid or substance, with intent to injure, molest or coerce; or
F. Trespass or permit animals under his control to trespass upon a railroad track; or
G. Permit domestic animals or fowl under his control to go upon the land of another within the city; or
H. Interfere unlawfully with any monument, sign or pointer erected or marked to designate a point of a boundary, line or a political subdivision, or a tract of land; or
I. Trespass upon the premises of another without claim of right; or
J. Enter the premises of another with intent to take or injure any fruit, fruit trees or vegetables growing thereon without the permission of the owner or occupant; or
K. Without the permission of the owner, tamper with or get into or upon a motor vehicle, or ride in or upon such motor vehicle knowing it was taken and is being driven by another without the permission of the owner. (1976 Code)