There is provided a reference leak generating device capable of precisely generating an ultra-fine reference leak. The method and system may include implementation of processes using a combination of both electronic hardware and software and implementation locally or over a network such as an intranet or the Internet. The heater can be disposed to indirectly heat air by heating a fluid flowing through a heater core for heating air, or to directly heat air to be blown into the compartment. In response to determining that the SCCP message can be processed locally by the STP, the SCCP message is terminated, processed locally, and a response is sent to the message originator. The foamed materials are preferably made from filled resins. For instance, a task analyzer classifies information requested by caller opening statements with the classifications based on the task the caller intends to accomplish.