A Transport Services Access Point (TSAP) is an end-point for communication between the Transport layer (layer 4) and the Session layer in the OSI (Open Systems Interconnection) reference model. Each TSAP is an address that uniquely identifies a specific instantiation of a service. TSAPs are created by concatenating the node's Network Service Access Point (NSAP) with a transport identifier, and sometimes a packet and/or protocol type.
In 1939, the Overland Candy Company introduced the predecessor to Whoppers, a malted milk candy called Giants. Overland merged with Chicago Biscuit Company, Leaf Gum, and Leaf Machinery, in 1947. Two years later, Leaf Brands reintroduced malted milk balls under the name of Whoppers.
Although coming from humble beginnings, the Q-tip has spread into every grocery store and household in the Nation. The first Q-tip was invented in 1920 by the Polish-born American Leo Gerstenzang. He noticed that his wife was covering a toothpick with cotton in order to clean her baby's ears.