Mississippi Code Title 75. Regulation of Trade, Commerce and Investments § 75-31-205

(a) A stationary tank, whether or not equipped for cooling its contents.

(b) Means for reading the level of liquid on the tank, such as a removable gauge rod or surface gauge.

(c) A chart for converting level-of-liquid readings to gallons and pounds.

(d) Chart readings shall also be shown in avoirdupois weight in conjunction with gallon readings on the basis of eight and six-tenths (8.6) pounds milk per gallon.

(e) Each compartment of a subdivided tank shall, for purposes of this article, be construed to be a farm milk tank. (These units are variously known commercially as farm bulk tanks, farm cooling tanks, farm holding tanks, and producers' tanks.)

(f) “Gauge rod” shall mean a graduated, “dip stick” type of measuring rod designed to be partially immersed in the liquid and to be read at the point where the liquid surface crosses the rod.

(g) “Surface gauge” shall mean a combination of a stationary indicator and a moveable, graduated element designed to be brought into contact with the surface of the liquid from above.

(h) “Other measuring device” shall mean any other means of measuring contents of tank, which must be approved by the commissioner.