Not to be confused with volume overload. Hypervolemia, or fluid overload, is the medical condition where there is too much fluid in the blood. The opposite condition is hypovolemia, which is too little fluid volume in the blood. Fluid volume excess in the intravascular compartment occurs due to an increase in total body sodium content and a consequent increase in extracellular body water.
The smell was put into natural Gas in the aftermath of a school explosion in New London Texas 1937. 300 students and faculty members lost their lives after the school exploded and was leveled when the trapped natural gas was ignited. The School was being fueled by gas directly from the near by oil wells.
Natural gas has no odor. Gas companies add a harmless chemical called mercaptan to give it its distinctive rotten egg smell. All natural gas and propane pipeline gas in Connecticut is odorized. If you smell gas near an appliance , it may be just a pilot light that has gone out or a burner valve that is open slightly. If you find this problem and can fix it, the problem may be solved.