Order by 12PM EST
Most orders ship same day.
75 mm dia. copper hollow sphere Demonstrates the effect of temp. on the density of a liquid. The appts.consists of a 75 mm dia. copper hollow sphere weighted. It will float incool water 15 °C and sink in water 30 °C.
Please note, this item is "Build to Order" and will take up to 60 days to ship after placing your order.