"Dip tank" means a tank, vat or container containing Class I, II, or III flammable liquid or a liquid containing any volatile flammable substance in solution or by suspension in which articles or materials are immersed for the purpose of coating, finishing, cleaning, treating or similar processes.
"Dip tank vapor area" means the area within a 20-foot radius of any dip tank, its drain board or associated drying, conveying or other equipment, during operation or shutdown periods, unless separated by walls conforming to Section 15-24-570 of this Code.
(Prior code § 129.1-63)