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fabricated from glass tubing 6 mm bore
an Erlenmeyer flask
Large perch dissection model reveals swim bladder
Element-stamped 20mm solid brass cube for density investigation
Boyle's Law Glass Tubes, Open and Closed, 2-Piece Entomology & Zoology_Zoology Charts & Models fabricated from glass tubing 6Two piece Boyle's Law glass tube set with one open and one closed tube, sized for demonstrating the inverse pressure volume relationship of a gas at constant temperature.
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