Air Core Inductance Apparatus Glass Flasks_Erlenmeyer Flasks Nickel-plated T-pins provide secure specimen

Nickel-plated T-pins provide secure specimen pinning with broad heads for stable dissection board mounting in biology laboratories

this pipette-type hydrometer draws electrolyte into a glass body with a colored-zone float for direct reading

and pendulum period in physics experiments

this set covers the mid-range bench volumes with raised graduations and tapered pouring spouts

Cut-away 17-inch active volcano model reveals magma chamber

Air Core Inductance Apparatus Glass Flasks_Erlenmeyer Flasks Nickel-plated T-pins provide secure specimen1 Henry air core inductor on a bobbin with 4mm sockets, free of magnetic core saturation effects for AC circuit, induction, and resonance experiments.