Straight Brass Crucible Tongs, 15cm Physics_Electricity & Magnetism the slow-conducting comparator that highlights

the slow-conducting comparator that highlights how much faster copper and aluminum transfer heat through identical geometry

the 90-45-45-degree faces redirecting wider beams for total internal reflection and image-inversion work

5mm copper wire on a clear acrylic base support side-by-side comparison of how loop count multiplies the on-axis magnetic field at fixed current

and permittivity

Straight Brass Crucible Tongs, 15cm Physics_Electricity & Magnetism the slow-conducting comparator that highlightsBrass construction on 15 cm straight crucible tongs provides corrosion resistance and non sparking handling, suited to transferring crucibles around open flame chemistry work.