In ‘Batik’ work, molten wax is applied to fabrics before dyeing them.Some chemicals used in identifying and cleaning fabrics are highly flammable, eg, methylated spirit and acetone.
The production of a one-piece component from molten metal poured into the cavity of a mould which may be of sand, steel, plaster or cuttlefish ‘bone’ and the use of low-melting point metals.
Pewter casting is a common activity in many schools. With the advent of 3D printing complext models can be made that can be used as the basis of a lost wax cast.
Using MDF or plaster for moulds can cause issues over fumes or dust, that need to be considered alongside the inherent issues of working with molten metal.