A Leyden jar, or Leiden jar, is a device that stores static electricity between two electrodes on the inside and outside of a glass jar. A Leyden jar typically consists of a glass jar with metal foil cemented to the inside and the outside surfaces, and a metal terminal projecting vertically through the jar lid to make contact with the inner foil. It was the original form of a capacitor. It was invented independently by German cleric Ewald Georg von Kleist on 11 October 1745 and by Dutch scient
Light duty is a temporary work assignment and as such is limited. The number of days of light duty is decided by the department. Temporary work does not normally extend beyond 90 days. If the employee has not sufficiently recovered to return to the usual and customary position within the department's Return to Work period, then the case will be reviewed by Risk Management and the supervisor.
1 You are on duty aboard a ship, and the ship is away from the homeport continuously for more than 30 days. 2  You are on temporary duty (TDY) (or temporary additional duty) away from the permanent station continuously for more than 30 days, and your dependents are not residing at or near the TDY station.