Premium Borosilicate Glass Erlenmeyer Flask Mug, 16.9oz/500mL Physics_Light & Optics and a semicircular dish

and a semicircular dish

Cubic 16 by 16 by 16 cm footprint defines this autoclavable polypropylene test tube basket

and nucleus out of the cell body for hands-on organelle identification in cell biology teaching

exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point

this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work

Premium Borosilicate Glass Erlenmeyer Flask Mug, 16.9oz/500mL Physics_Light & Optics and a semicircular dishErlenmeyer flask shape borosilicate glass mug holds 16. 9oz for chemistry themed coffee, tea, or general beverage service at home or the lab.