§ 251.37 Modify or Modification

   “Modify or modification” means any physical change in, or change in the method of operation of, a source of air pollutants that:

   (a)   Increases or decreases the amount of air pollutants emitted; or

   (b)   Results in the emission of any type of air pollutant not previously emitted; or

   (c)   Results in relocation of the source to new premises.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.38 New Source

   “New source” means any source the construction, installation or modification of which is commenced on or after the effective date of this Code, except a modification that causes a decrease in the amount of air pollutants emitted.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.39 Odor

   “Odor” means that property of an air contaminant which affects the sense of smell.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.40 OEPA

   “OEPA” means the Ohio Environmental Protection Agency.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.41 Opacity

   “Opacity” means a state which renders material partially or wholly impervious to rays of light and causes obstruction of an observer’s view.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.42 Open Burning

   “Open burning” means the burning of any materials wherein air contaminants resulting from combustion are emitted directly into the ambient air, without passing through a stack or chimney from an enclosed chamber. For purposes of this definition, a chamber shall be regarded as enclosed, when during the time combustion takes place, only such apertures, ducts, stacks, flues or chimneys are open as are necessary to provide combustion air and to permit the escape of exhaust gas.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.43 Organic Material

   “Organic material” means any chemical compound containing carbon, excluding carbon monoxide, carbon dioxide, carbonic acid, metallic carbides, metallic carbonates and ammonium carbonate.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)

§ 251.44 Organic Solvent

   “Organic solvent” means any organic material, liquid at standard conditions, which is used as a dilutent, thinner, dissolver, viscosity reducer or cleaning agent.

(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)