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“Source operation” means the last operation preceding emission, with operations: (a) Results in the separation of the air contaminant from the process materials or in the conversion of the process materials into air contaminants, as in the case of combustion- fuel; and (b) Is not an air pollution abatement operation.
(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)
“Standard conditions” means a dry gas temperature of seventy degrees Fahrenheit (70°F) (twenty-one and one-tenth degrees Celsius) (21.1°C) and a gas pressure of fourteen and seven-tenths (14.7) pounds per square inch (seven hundred sixty (760) millimeters of mercury) absolute dry air.
(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)
“Submerged fill pipe” means any fill pipe the discharge opening of which is entirely submerged when the liquid level is six (6) inches above the bottom of the tank; or when applied to a tank which is loaded from the side, shall mean any fill pipe the discharge opening of which is entirely submerged when the liquid level is eighteen (18) inches above the bottom of the tank.
(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)
“Uncontrolled mass rate of emission” means the total weight rate at which particulate matter is, or in the absence of an air-cleaning device would be, emitted from an air contaminant source when such source is operated at its maximum rated capacity.
(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)
“Unit operation” means methods where raw materials undergo physical change or methods by which raw materials may be altered into different states, such as vapor, liquid or solid without changing into a new substance with different properties or composition.
(Ord. No. 857-A-76. Passed 6-27-77, eff. 6-30-77)
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