Arsenic is the most hazardous element in the chemical world and its presence in drinking water can cause disaster. Millions of people worldwide do not have access toclean water. This problem is especially severe in rural communities where expensive water treatment techniques are not affordable....

The present compilation describes the Proton Exchange Membranes or Polymer Electrolyte Membranes (PEMs) that are both under development and commercialized for Direct Methanol Fuel Cells (DMFCs). It also outlines the classification of various fuel cells and the proton exchange membranes through...