Equal Mass Set 5 Cylinders Lead Free , Each

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Lead-free clylinder set^ lead-free clylinder set. 5 Cylinders, 0.5Inch diameter. Aluminum, copper, tin, zinc, brass, help beginning students conceptually understand density, 3 3 the density of these metals ranges from 2.7 G/cm to 8.8 G/cm giving students a wide range of different values to study