Chapter 251. DEFINITIONS  


§ 251.01. Title and Distribution
§ 251.02. Air Cleaning Equipment
§ 251.03. Air Contaminant
§ 251.04. Air Pollution
§ 251.05. Ambient Air
§ 251.06. Ambient Air Quality Standards
§ 251.07. AGA
§ 251.08. ASME
§ 251.09. ASTM
§ 251.10. Appeals Board
§ 251.11. Architectural Coating
§ 251.12. Asbestos
§ 251.13. Atmosphere
§ 251.14. Best Available Control Technology
§ 251.15. Blast Furnace
§ 251.16. Boiler
§ 251.17. BTU or British Thermal Unit
§ 251.18. Clean Air Act
§ 251.19. Commenced
§ 251.20. Commissioner
§ 251.21. Compliance Schedule
§ 251.22. Control Equipment
§ 251.23. Criteria Pollutant
§ 251.24. Effluent Water Separator
§ 251.25. Emission
§ 251.26. Existing Source
§ 251.27. Fuel
§ 251.28. Fuel-Burning Equipment
§ 251.29. Fuel-Burning Equipment Input Capacity
§ 251.30. Fugitive Emissions
§ 251.31. Incinerator
§ 251.32. Install or Installation
§ 251.33. Liquid Organic Material
§ 251.34. Major Source
§ 251.35. Minor Source
§ 251.36. Mobile Source
§ 251.37. Modify or Modification
§ 251.38. New Source
§ 251.39. Odor
§ 251.40. OEPA
§ 251.41. Opacity
§ 251.42. Open Burning
§ 251.43. Organic Material
§ 251.44. Organic Solvent
§ 251.45. Owner or Operator
§ 251.46. Particulate Matter
§ 251.47. Person
§ 251.48. Petroleum Cracking
§ 251.49. Photochemically Reactive Material
§ 251.50. Process Equipment
§ 251.51. Process Weight
§ 251.52. Process Weight Per Hour
§ 251.53. Refuse
§ 251.54. Ringelmann Chart
§ 251.55. Seal
§ 251.56. Significant Source
§ 251.57. Smoke
§ 251.58. Source
§ 251.59. Source Operation
§ 251.60. Stack
§ 251.61. Standard Conditions
§ 251.62. Stationary Source
§ 251.63. Submerged Fill Pipe
§ 251.64. Uncontrolled Mass Rate of Emission
§ 251.65. Unit Operation
§ 251.66. Unit Process
§ 251.67. Vapor Blowdown System
§ 251.68. Visible Emission
§ 251.69. Volatile Photochemically Reactive Material
§ 251.70. Waste Gas Flare
§ 251.71. Transfer Operations