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[[Image:Sunbrella.jpg|right|130px]] |
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| − | Basically this design http://www.sunspot.org.uk/sunbrella/index.htm but using 2mm plastic mirrors, 300 degrees centigrade on metal. Boils 1 litre of water in about 20 minutes in Swansea in the UK! |
+ | Basically this design (http://www.sunspot.org.uk/sunbrella/index.htm) but using 2mm plastic mirrors, 300 degrees centigrade on metal. Boils 1 litre of water in about 20 minutes in Swansea in the UK! |
==Audio and video== |
==Audio and video== |
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Revision as of 18:55, 29 June 2014
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Basically this design (http://www.sunspot.org.uk/sunbrella/index.htm) but using 2mm plastic mirrors, 300 degrees centigrade on metal. Boils 1 litre of water in about 20 minutes in Swansea in the UK!
Audio and video
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September 2007: Video showing the Sunbrella in action |