A system for designing a room using a browser connected to a system remote to the browser. The present invention is also directed to methods of making these and other similar lubricant compositions. An enthalpy exchange barrier separates the one and the other gas channels, but allows mass andor heat transfer therebetween. The worker threads receive requests from the network thread, execute the requests, and pass responses to the requests back to the network thread. It comprises a radiation element consisting of an air- andor dielectric-filled cavity structure with a base plane and a radiator plane.