Am 06.10.2011 20:31, schrieb Jed Rothwell:
This one has more units than others I have seen, and it is easier to use:http://www.translatorscafe.com/cafe/units-converter/energy/c/
Thanks. Another tip: Wolfram alpha can convert units and does arbitrary calculations too. It can also solve complicated equations given in quasi natural language. Simple example: <http://www.wolframalpha.com/input/?i=1+kWh+%3D+x+millicalory>