Tangent Galvanometer, Features copper magnet wire, adjustable potentiometer, compass and non-magnetic stand. Measure an electric current by determining the magnitude and direction of the horizontal component of Earths magnetic field
Ward's* Pure Preserved* Fetal Pig, Injection Type: Single Injected, Safest specimens, Zero formalin odor, Best classroom experience, best classroom experience PURE Specimens, no presence of harmful volatile, Experience quality with true-to-life, Size: 14in+