T-Shaped Flint Glass Connecting Tube, Arm Length: 1 1/2in, For joining two rubber tubes to a common tube at right angles. Safer connections are provided as the ends have constrictions to hold rubber tubing securely, Size: 1/4in ID X 5/16in OD (7.9mm)
Model Functional Lung Apparatus, unique and easy-to-use model features parts that replicate the actions of respiration, Easy to Assemble, includes an acrylic bell jar, Y tube, two balloons, rubber diaphragm with a knob for ease of movement, and an instruction manual
Kit, The state of Earths atmosphere affects us all, which explains why the weather is one of the most popular topics of conversation and scientific study. With 23 hands-on experiments, Full-color, 48-page manual.
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