Lung Function Demonstration Model Health & Genetics_Health & Genetics Models Erlenmeyer Flask with a 250mL

Erlenmeyer Flask with a 250mL capacity and narrow neck is made of heavy-duty borosilicate 3

Tirrill burner on a stable octagonal base adds air

Designed for strong divergence demos

and a month-labeled base for tracking orbital positions through the year

3 glass stopcock features standard 24/29 ground joints for secure vessel connections and precise flow control in laboratory applications

Lung Function Demonstration Model Health & Genetics_Health & Genetics Models Erlenmeyer Flask with a 250mLLung function demonstration apparatus with rubber diaphragm, two sacs, and a clear chest enclosure, showing how muscular contraction drives inhalation and exhalation.