Drinking glass (Fallout 3)

The drinking glass is a miscellaneous item $$

Gameplay
It is a glassware item intended to be used for the carrying and containment of beverages and other liquids. The Pip-Boy 3000A categorizes the drinking glasses as miscellaneous junk. Drinking glasses aren't hollow and cannot have things put inside them.

Uses
This item is used as Rock-It Launcher ammunition.

Locations

 * In the slaver barracks in Paradise Falls, a set of 20 drinking glasses with a random assortment of Beer bottles are found on top of a pool table so that it looks as though the slavers were playing a game of beer pong.
 * 48 in the Our Lady of Hope Hospital, second level.
 * 47 in the RobCo facility, offices and cafeteria.
 * 37 drinking glasses spread throughout the living quarters of Vault 106.
 * 37 also in the living quarters of Vault 108.