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.
This is called 'social drinking.'. Dinner: 6:00pm â 7:00pm. (or until 8, depending on the family, small town vs. city) Dinner time used to fall at 5:00pm or 5:30pm but due to the chaotic traffic and the change in office hours, dinner time has moved to a later time in the evening. This being said, itâs rare to hear of Americans having dinner on a regular basis after 8:00pm or 9:00pm.