Abstract: A portable reactor system for pyrolysis of waste plastic materials is provided. The reactor system can be easily scaled up or down and can be operated directly at the location where waste plastic materials are generated. Methods converting the plastic materials into fuel and other useful materials are also provided.

Abstract: A method of providing an intra-company voice communication service has the general steps of providing a company with a plurality of remote geographic facilities linked by a data network, determining a call traffic pattern for each of the facilities by analyzing a call detail record for each facility, determining performance specifications for the data network, and providing and implementing a converged digital telephony data network. Through the method of the invention, a service may thereby be provided that allows for a company to eliminate public telephone carrier service charges for intra-company phone calls between remote facilities. A preferred embodiment of the method of the invention utilizes the World Wide Web for carrying out various of the steps of the invention to achieve time and travel savings.