Consists of two each of the seventeen blocks as follows: Blocks, 50x40x30mm, softwood, hardwood, paraffin wax, aluminium, iron & Polystyrene. Blocks, 20x20x100 mm Perspex, glass, slate, aluminium, softwood, marble. Blocks, lead 50x50x20mm, aluminium 50x50x80mm, hardwood 50x50x200mm, brass 20x20x50mm, iron 40x40x20mm.
For demonstrating the some metals are magnetic whilst others are not, and for general ‘metal identification’ exercises. Comprises sixteen discs, 25mm dia., 2 each of mild steel, stainless steel brass, zinc, nickel, silver, bronze, aluminium and copper. One of each pair is stamped with the name of the metal. The other is unmarked.