The possession of an article or substance improperly marked or inaccurately labeled by a person, firm, or corporation dealing therein, shall be prima-facie evidence that it is being kept in violation of sections 3741.01 to 3741.07, inclusive, of the Revised Code.
Possession prima-facie evidence
Ohio Rev. Code Ann. § 3741.05, under Chapter 3741 | Gasoline; Oils; Paints.
Ohio Rev. Code Ann. § 3741.05