The existence of specialist languages (or Languages for Specific Purposes - LSP) is an objective fact, of which users of a general language may become convinced for example by establishing contacts with representatives of various professional groups such as doctors, lawyers, or IT specialists. This fact is well illustrated by the conversation between a client and an expert in a well-known short story by Julian Tuwim entitled Ślusarz. Franciszek Grucza, cit...
