129 Neb. Admin. Code, ch. 1, § 113 - "PM emissions"
"PM10 emissions" means finely divided solid or liquid material, with an aerodynamic diameter less than or equal to a nominal 10 micrometers emitted to the ambient air as measured by an applicable reference method, or an equivalent or alternative method, specified by the United States Environmental Protection Agency or by a test method specified in an approved State Implementation Plan.
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