| http://www.w3.org/ns/prov#value | - Now Portuguese chemists have created what they call an ion jelly that could make a range of electrochemical devices, including batteries, fuel cells and solar cells, cheaper and more environmentally friendly.The jelly is made by dissolving gelatine in an ionic liquid - a solution made up entirely of negatively and positively charged ions.Ionic liquids conduct electricity and are generally very sta
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