Acrylic Light Pipe, 24x1/2in - Clear, 2 feet of pipe coiled up at one end to demostrate light transmission end to end, transmits light like fiber optic cable, Weight (lb): 0.7, Length (in):9.0, Width (in):3.0, Height (in):4.0
Activity Series Chemistry Kit, To determine an activity series for a group of metals and a group of nonmetals, 15 lab groups, Certification: 49 CFR 173. 4
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