Copper and Iron Compound Bar for Thermal Expansion Material_Glass Demonstrates electromagnetic induction and Faraday's

Demonstrates electromagnetic induction and Faraday's law by stepping DC input into 25mm high-voltage sparks across adjustable electrode rods on an open chassis

this 2-pack of 20oz Griffin-shape borosilicate beakers adds a pouring spout for everyday home use

Built for introductory microbiology

the thinnest gauge for mounting the smallest and most delicate insect specimens in permanent displays

Copper and Iron Compound Bar for Thermal Expansion Material_Glass Demonstrates electromagnetic induction and Faraday'sRiveted compound bar of copper and iron strips at 200 by 15mm, flexing under heat as each metal expands at a different rate, the working principle behind bimetallic thermostats.