A method and system for separating hydrogen and sulfur from hydrogen sulfide gas being produced from oil and gas waste streams. In one embodiment, the acoustic underlayment or layer includes a plurality of discrete beads of substantially elastic, resilient material. In the embodiments of the present invention, the policy context information is converted into bearer priority information so that the PCEF handles services according to the bearer priority information. End faces of adjacent trunk parts oppose each other at a position not overlapping an oil supply opening. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.