IFIA Petroleum Inspector Certification Test (Definitions) Questions and Answers(A+ Solution guide)

API Gravity scale indicates - Density Hydrometer measures - Density Ballast is - Water that allows the vessel to maintain stability A permanent ballast tank is - A tank designated to only contain ballast S & W stands for - Sediment and water Deadwood is - Any tank fitting or structural member inside a tank that affects the capacity of the tank Formula for density - Mass divided by volume True or False density of a liquid will change as its temp changes - True Relative density is - The ratio of the mass of a given volume of a liquid at a stated temperature to the mass of an equal volume of pure water at a stated temperature GSV or Gross Standard volume is - Total volume of all petroleum liquids including S & W but excluding free water corrected to a standard temp by the appropriate volume correction factor for the observed temperature and density NSV or Net Standard volume is - Total volume of all petroleum liquids excluding S&W and free water corrected to a standard temp by the appropriate volume correction factor for the observed temperature and densityFloating roof tank is a - Tank in which the roof floats freely on the surface of the liquid contents except at low levels when the weight of the roof is supported by its legs