Coarse Iron Filings, 250g, 20 Mesh Subcategory_Thermometers Fullerene C60 kit with 60

Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes

101-piece teacher-grade molecular model set with 51 atoms and 50 bonds covering carbon

Four-cube specific gravity set in brass

25-inch frame for draining

Aluminum 40cm precision force table with tapped pulley positions and central ring assembly for resolving and composing force vectors under equilibrium conditions

Coarse Iron Filings, 250g, 20 Mesh Subcategory_Thermometers Fullerene C60 kit with 60Used to trace the invisible shape of magnetic fields, this bottle of coarse 20 mesh iron filings is a staple for classroom magnetism and field pattern demonstrations.