Gelsonlab HSPT-017 金属バイメタルストリップ with bar for Physics Experiment use
Compound Bar,a dramatic demonstration of the thermostat principle! 金属バイメタルストリップ consists of a bimetal strip mounted in a wooden handle. Because of the unequal expansion of the two different metals, the bar will bend when heated which illustrates the operation of a thermostat.
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