The wireless sensor would be powered by the vibrations during an earthquake and transmit information about stress to buildings.
http://www.treehugger.com/clean-technology/student-invents-self-powered-earthquake-sensor.html
The wireless sensor would be powered by the vibrations during an earthquake and transmit information about stress to buildings.
http://www.treehugger.com/clean-technology/student-invents-self-powered-earthquake-sensor.html
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