R 336.1102 Definitions; B.

Rule 102. As used in these rules: (a) "Best available control technology for toxics" or "T-BACT" means the maximum degree of emission reduction which the department determines is reasonably achievable for each process that emits toxic air contaminants, taking into account energy, environmental, and economic impacts and other costs. (b) "Best available information" means the most scientifically credible and relevant data available for a particular air contaminant in relation to a risk assessment or the development of screening levels. Such information may be taken from the scientific literature or the integrated risk information system database maintained by the United States environmental protection agency and from other databases, as appropriate. The term includes other pertinent studies or reports containing data which the department finds to be of adequate quality for use in the risk assessment. (c) "Black coating" means a coating that meets both of the following criteria: (i) Maximum lightness: 23 units. (ii) Saturation: less than 2.8, where saturation equals the square root of A² + B². These criteria are based on Cielab color space, 0/45 geometry. For spherical geometry, specular included, maximum lightness is 33 units. (d) "Blending tank," as it pertains to R 336.1631, means any vessel in which organic resin and solvent or other materials are added to produce a product blend. (e) "Business machine" means a device that uses electronic or mechanical methods to process information, perform calculations, print or copy information or convert sound into electrical impulses for transmission, including devices listed in standard industrial classification numbers 3572, 3573, 3574, 3579, and 3661, and photocopy machines, a subcategory of standard industrial classification number 3861.