No person under the age of 18 shall possess within the city any etching materials, paint in a spray can or any marker containing a fluid which is not water soluble and has a point, brush, applicator or other writing surface of three-eighths of an inch or greater. This prohibition shall not apply to:
(a) a child using etching materials, paint or a marker while under the immediate supervision of his or her parent or legal guardian;
(b) a student using etching materials, paint or a marker while under the immediate supervision of his or her teacher;
(c) an employee using etching materials, paint or a marker at the direction and under the supervision of his or her employer.
(Added Coun. J. 5-20-92, p. 17016; Amend Coun. J. 5-11-05, p. 48079, § 4)