These guidelines are not intended to be and should not be treated as a comprehensive statement of precedent or of the Serviceâs legal position on the issues herein presented. The information in this IRM is also written to provide guidelines for prohibited transactions and: Computation of applicable excise taxes.
Both companies manufacture quart jars. Standard mouth Kerr quart jars are 4 inches in diameter and 6.9 inches tall. A case of 12 has a shipping weight of 12 lbs. Wide-mouth Kerr quart jars are 3.9 inches in diameter and 6.6 inches tall. A case of 12 has a dry weight of 14 lbs. Standard mouth Ball quart jars have a 3.5-inch diameter and a 6.9-inch height. A case of 12 has a weight of 13 lbs.
Most studies show that the maximum jaw range of motion (ROM) or maximum mouth opening (MMO) is related to body size and height. So men can usually open wider than women, taller people more than shorter people. In studies, MMO for adults has generally been around 50 mm, with a range from 32mm to 77mm. Men can open to about 50-60, and women to 45-55mm.