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dcthttp://purl.org/dc/terms/
n4http://www.science.org.au/nova/005/005glo.
n2http://aims.fao.org/aos/agrovoc/
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Subject Item
n2:xDef_1328252765657
dct:created
2010-05-27T00:00:00Z
dct:modified
2010-05-27T00:00:00Z
rdf:value
Devices for capturing the sun’s energy over a large area and focussing it on a small area, thereby concentrating it. In this way it can be made to provide extremely high temperatures, used to generate steam that will expand, or to carry out a chemical reaction to produce a portable fuel such as hydrogen.
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n4:htm