The use of lead sheet, flashing, solder and pipe in building work.

The creation of a joint between the faces of sheet metal components or between wires and terminals using molten solder with a flux. 

The creation of a joint between either the faces of sheet metal components or between wires and terminals using molten solder with a flux. 

This guide gives an overview of the types of things that should be considered when planning an activity that uses metal based materials.