12-Pack Low Form Griffin Beakers with Spout, Ungraduated, 10mL, Borosilicate 3.3 Glass Glassware and steel cubes machined to

and steel cubes machined to the same 1

letting students measure rotational distance against linear advance to derive the mechanical advantage of the spiral

the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face

Reproduces Ewald von Kleist's 1745 charge-storage device with concentric metal cups around a plastic dielectric

and membrane systems for introductory cell biology teaching

12-Pack Low Form Griffin Beakers with Spout, Ungraduated, 10mL, Borosilicate 3.3 Glass Glassware and steel cubes machined toPack of 12 low form Griffin beakers in borosilicate 3. 3 glass features 10mL capacity with spout for small volume chemistry and laboratory applications.