Atmospheric Tank 3 : A storage tank that has been designed to operate at pressures that range from atmospheric through 0. 5 psi (a gauge pressure of 3. 5 kPa)
NFPA 122 Standard for Fire Prevention and Control in Metal/ Nonmetal Mining and Metal Mineral Processing Facilities, 2004 ed. http://catalog.nfpa.org/NFPA-122-Standard-for-Fire -Prevention-and-Control-in-MetalNonmetal-Mining-an d-Metal-Mineral-Processing-Facilities-Prior-Years- P4168.aspx, (Std: FrPrev and Cont in Metal/ Nonmetal Mining and Metal Mineral Procss Fcilty - Amer) {254 NFC}
NFPA 97 Standard Glossary of Terms Relating to Chimneys, Vents, and Heat-Producing Appliances, 2003 ed. http://travelwidpinx.info/nfpa-97-standard-glossar y-of-terms-relating-to-chimneys-vents-and-heat-pro ducing-appliances-2003-edition.html, (Std: Glossary of Terms Relating to Chimneys, Vent, and Heat-Producing Appl - Amer) {241 NFC}