Allow students to build a demonstration model of a human lung and learn the basic concepts of respiratory physiology!
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Stainless steel scalpel handle. Provides a perfect fit from blade to handle. Blades not included.
Borosilicate glass. NON-PYREX OR CORNING. Will withstand repeated sterilization. Complete dish and c...
This is a science fair favorite. It will grow a broad spectrum of bacteria. Pack of 10, ready to u...
An easy adjusting nut provides 360 degrees jaw rotation. It will attach to rods up to 3/4" diameter....