Minnesota Administrative Rules
Agency 167 - Pollution Control Agency
Chapter 7011 - STANDARDS FOR STATIONARY SOURCES
EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS
Part 7011.9921 - DEFINITIONS

Subpart 1. Scope.

The terms in this part have the meanings given for the purposes of parts 7011.9921 to 7011.9927.

Subp. 2. Air flow permeability.

"Air flow permeability" means the volumetric rate of air flow in cfm, produced by a pressure decrease of 0.5 inches water gage across a new, clean filtering fabric, divided by the area of the fabric in ft2.

Subp. 3. [Repealed, ]

Subp. 4. Asbestos.

"Asbestos" means any of six naturally occurring, hydrated mineral silicates: actinolite, amosite, anthophyllite, chrysotile, crocidolite, and tremolite.

Subp. 4a. [Repealed, ]

Subp. 5. Debris.

"Debris" means waste produced by demolishing a building or structure.

Subp. 6. [Repealed by amendment, L 1987 c 186 s 15 44 SR 1030]

Subp. 7. Local exhaust ventilation system.

"Local exhaust ventilation system" means a system that captures particulate matter generated by a process by applying an air stream induced at the process and that has a device that encloses the process, partially encloses the process, or guides the capturing air flow at the process.

Subp. 8. Manufacturing operation.

"Manufacturing operation" means the processing of asbestos or the production of a product containing asbestos, with the exception of a process in which an asbestos-containing material is sprayed.

Subp. 9. [Repealed by amendment, L 1987 c 186 s 15 44 SR 1030]

Subp. 10. Spraying.

"Spraying" means any operation in which material is conveyed in the form of, or by the means of, a fluid stream from an application device to a receiving surface.

Subp. 11. Visible emission.

"Visible emission" means any emission that is visually detectable.

Subp. 12. [Repealed by amendment, L 1987 c 186 s 15 44 SR 1030]