PTFE Replacement Burette Stopcock Plunger, 3 5/16 inch Science at Home_Chemical Science Numbered hand-painted cecum model highlights

Numbered hand-painted cecum model highlights the ileocecal valve and pouch structure at the junction of small and large intestine for digestive anatomy teaching

áAT-5000 Autotronics Workstation

heating the center to show each metal's relative conduction rate

Interchangeable cavity inserts swap into a single molar body to illustrate progressive decay stages

Acrylic double-concave lens at 86mm length and 20cm diverging focal length

PTFE Replacement Burette Stopcock Plunger, 3 5/16 inch Science at Home_Chemical Science Numbered hand-painted cecum model highlightsPTFE replacement burette stopcock plunger measures 3 5 16 inches from end for chemical resistance in titration and volumetric analysis procedures.