Materials and Construction
Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its

Corrosion resistance
Machinability
Tensile strength
Compressive strength

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Materials and Construction
Lead is

Not resistant to corrosion
Used as a cathodic material
Not used as pigment (in its compound forms) for paints
Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings

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