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[[File:Waveproof box.png]] | [[File:Waveproof box.png]] | ||
sound isolating box with magnesium sulfate solution in petri dish attached to peizo disc. piezo disk works as a loudspeaker in combination with the petri dish. | |||
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'''Crystal solution and sound waves trapped in a box''' | |||
[[File:Waveproofbox black.png]] |
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