§ 624.076 POSSESSING NITROUS OXIDE IN MOTOR VEHICLES.
   (a)   As used in this section, "motor vehicle," "street" and "highway" have the same meaning as in R.C. § 4511.01.
   (b)   Unless authorized by these Codified Ordinances or by state law, no person shall possess an open cartridge of nitrous oxide in either of the following circumstances:
      (1)   While operating or being a passenger in or on a motor vehicle on a street, highway or other public or private property open to the public for purposes of vehicular traffic or parking.
      (2)   While being in or on a stationary motor vehicle on a street, highway or other public or private property open to the public for purposes of vehicular traffic or parking.
   (c)   Whoever violates this section is guilty of possessing nitrous oxide in a motor vehicle, a misdemeanor of the fourth degree.
(R.C. § 2925.33)