The effective cross sectional area of a thread when subjected to a tensile force. It is based upon a diameter which is the mean of the pitch (or effective) and the minor (or root) diameters of the thread. The use of this diameter stems from the work of E. M. Slaughter in the 1930's.
The Cocktail Hour. For other uses, see Cocktail hour (disambiguation). The Cocktail Hour is a comedy of manners by A. R. Gurney. It premiered in June 1988 in San Diego, California at the Old Globe Theatre and, on October 20, 1988, in New York City at the Off Broadway Promenade Theatre.
The afternoon time shift, or afternoon shift, is also known as the evening shift or the swing shift. The afternoon shift is the second of three work shifts within a 24-hour period. There is no specific definition of what constitutes the afternoon shift. Many employers start the afternoon shift at 3 p.m. Full-time employees working an eight-hour shift would then end their shift at 12 midnight.