Open top liquid/gas cyclone separator tube with a dual purpose single separator tube with both liquid and gas separation zones, an open top discharge vent to provide a for humid air to be discharged into the atmosphere, a means to prevent splashing out the open top of the separator tube, a means of the separation section to prevent turbulence while allowing the accumulation of used water in the bottom of the tube, a to provide gravity feeding of the water back to the scrubbing mechanism to be recycled for water preservation, a means of regulating the rate of water feed to the scrubbing mechanism, an open port means of the scrubbing mechanism to be used to add chemicals, gases or other elements to the gas stream that is discharged to the environment, and a for vertical discharge on the scrubbing mechanism to enhance entrainment of water droplets containing particles, bacteria and mold spores.