Abstract: A computer system comprising hardware and software elements; the hardware elements including a processor, a display means and a speaker, the software elements comprising a speech synthesizer, a database platform and a software application comprising a methodology of inputting and tabulating visual elements and verbal elements into the database, links for linking the visual elements and verbal elements; operations for manipulating the database and for enunciating the verbal elements as the corresponding visual elements are displayed on the display means.

Abstract: A temperature and humidity control system including a heat pump including a compressor, an evaporator and a condenser; vaporizable refrigerant contained in a closed circuit communicating with the compressor, evaporator and condenser, a regeneratable dessicant material, valve and conduit apparatus for selectably directing air into and communicating with the condenser, evaporator and dessicant material and including first apparatus operable in a cooling/dehumidifying mode for supplying air first to the evaporator and from the evaporator to the dessicant material, and from the dessicant material to a volume sought to be conditioned and second apparatus operable in a heating/humidifying mode for supplying air first to the condenser for heating of the air and from the condenser to the dessicant material for humidifying of the air to a volume sought to be conditioned.