Ohio Rev. Code § 2923.19: Failure to secure dangerous ordnance.

(A) No person, in acquiring, possessing, carrying, or using any dangerous ordnance, shall negligently fail to take proper precautions:

(1) To secure the dangerous ordnance against theft, or against its acquisition or use by any unauthorized or incompetent person;

(2) To insure the safety of persons and property.

(B) Whoever violates this section is guilty of failure to secure dangerous ordnance, a misdemeanor of the second degree.