About This Lesson
The setup involved a measuring cylinder full of glycerin; with a pyrex test tube; also full of glycerin; which could be lowered into and lifted out of the cylinder (via a string looped around a bung pushed into the tube).
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The setup involved a measuring cylinder full of glycerin; with a pyrex test tube; also full of glycerin; which could be lowered into and lifted out of the cylinder (via a string looped around a bung pushed into the tube).
Disappearing_Test_Tube.doc
Disappearing_Test_Tube_.doc