
An industrial air pollution source |

Visualization of a Gaussian pollution plume
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Schematic flow diagram of a natural gas processing plant |

A natural gas processing plant
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Schematic flow diagram of a crude oil distillation unit |

Logic diagram for using Briggs's plume rise equations
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Tosco refinery in Northern California |

Chevron Oil's refinery in Pascagoula, Mississippi
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EPA logo |

EPA Building in Washington, DC
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Schematic flow diagram of a typical semi-regenerative catalytic reformer unit in a petroleum refinery |

Diagram of chemical equation for converting methylcyclohexane to toluene and hydrogen
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Diagram of chemical equation for converting n-heptane to toluene and hydrogen |

Diagram of chemical equation for converting n-octane to 2,5-dimethylhexane
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Diagram of chemical equation for converting n-heptane and hydrogen into isopentane and ethane |

NOAA's Logo
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Motiva Refinery west of New Orleans |

ARL Headquarters Location
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Diagram of a large-scale vacuum distillation column |

Large-scale vacuum distillation column used in petroleum refineries
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ARL Logo |

Schematic flow diagram of a typical amine gas treating unit
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Conventional Merox unit for extracting mercaptans from LPG |

Conventional Merox unit for sweetening jet fuel or kerosene
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Rotary evaporation laboratory apparatus setup |

Vapor-Liquid Separator
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A typical delayed coking unit |

Examples of Q-line slopes
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An example McCabe-Thiele diagram |

Perkin Triangle Distillation Setup
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Large-scale, simple industrial distillation column |

Effect of temperature and pressure on relative volatility
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Location of FGD options |

Outside and inside pressure difference causes draft in a flue gas stack
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Four Corners Power Plant in New Mexico |

Navajo Generating Station in Arizona
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Fire and explosion damage at BP refinery (Texas) in 2005 |

Steam-Methane Reformer used in ammonia production
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The thermodynamic cycle for vapor-compression refrigeration |

Schematic diagram of vapor-compression refrigeration system
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Fan-induced draft counterflow cooling tower |

A fan-induced draft crossflow cooling tower
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Power plant hyperboloid cooling towers (note water vapor plumes) |

Power plant counterflow cooling tower (note water vapor plumes)
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Process plant crossflow cooling tower |

Schematic diagram of a typical water-cooled surface condenser
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Schematic diagram of a typical injector or ejector |

Map of the U.S. EPA Regions
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Dissolved air flotation unit |

Example graphs of gas compressibility factors
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Example of a generalized compressibility factor graph |

Trickle filters in water and waste treatment unit, Christchurch, New Zealand
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Schematic cross-section of the contact face of the media used in a trickle filter |

Schematic diagram of a complete trickle filter system
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Schematic Flow Diagram of a typical petroleum refinery |

Schematic diagram of a rotating biological contactor
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Large, shallow ground-level trickle filters in a municipal wastewater treatment plant |

Trickle filter in wastewater treatment plant, Littleton-Englewood, Colorado
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Fluid Catalytic Cracker at Memphis, Tennessee Refinery of Valero Energy Corporation |

Schematic diagram of a fluid catalytic cracker
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Diagrammatic example of the catalytic cracking of petroleum hydrocarbons |

A typical vapor pressure chart of various liquids
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Cubic lattice structure of crystalline sodium chloride |

Schematic diagram of an expansion turbine driving a compressor
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Schematic diagram of a demethanizer extracting hydrocarbon liquids from natural gas |

A schematic diagram of the power recovery system in a fluid catalytic cracking unit
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Schematic diagram of a refrigeration system using an expansion turbine and a compressor |

Generating electrical power by using an expansion turbine
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An industrial air pollution plume |

Schematic diagram of a Tray-type boiler feedwater deaerator
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Schematic diagram of a Spray-type boiler feedwater deaerator |

Industrial distillation columns
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Schematic diagram of a binary distillation column |

Schematic diagram of a multi-component fractional distillation column
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Trays in an industrial distillation column |

Schematic diagram of a crude oil distillation column
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Bubble-cap trays in a distillation column |

A typical steam-heated, horizontal thermosyphon reboiler used for heating distillation columns
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A typical steam-heated kettle reboiler used for heating industrial distillation columns |
A typical steam-heated forced circulation exchanger used for heating a distillation column
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