"Sulfuric acid mist" means sulfuric acid mist, as measured by Reference Method 8 or an equivalent or alternative method.
"Sulfuric acid production unit" means any facility producing sulfuric acid by the contact process by burning elemental sulfur, alkylation acid, hydrogen sulfide, organic sulfides and mercaptans, or acid sludge; but does not include facilities where conversion to sulfuric acid is utilized primarily as a means of preventing emissions to the atmosphere of sulfur dioxide or other sulfur compounds.
9 Va. Admin. Code § 5-40-2840
Statutory Authority
§§ 10.1-1307 and 10.1-1308 of the Code of Virginia.