Ambient Weather WS-TB1071305 Galileo Thermometer and Glass Fluid Barometer, 13"
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<b>[Product Information]</b><br>
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<li>The Galileo thermometer consists of a sealed glass tube that is filled with fluid (paraffin oil) and several floating bubbles</li>
<li>Attached to each bubble is a little metal tag that indicates a temperature;These metal tags are calibrated counterweights</li>
<li>The weight of each tag is slightly different from the others, Sin;e the bubbles are all hand-blown glass, they aren't exactly the same size and shape</li>
<li>The weight of each tag is slightly different from the others; Since the bubbles are all hand-blown glass, they aren't exactly the same size and shape</li>
<li>The weather prediction device is called a storm glass, It consists of a glass container with a sealed body, half filled with water</li>
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