Extraction and Uses of Metals

• Properties of aluminium


  - low density

  - resists corrosion

  - very strong

  - good electrical + heat conductor
• Uses of aluminium


  - planes

  - overhead electricity

  - pots/pans
• Properties of copper


  - unreactive

  - ductile

  - malleable
• Uses of copper


  - electrical wires

  - pots/pans

  - water pipes
• Properties of iron


  - weaker than steels

  - malleable

  - ductile
• Uses of iron


  Gates and railings
• Properties of low carbon steel

  malleable and ductile
• Uses of low carbon steel

  - nails

  - car bodies

  - ships

  - girders
• Properties of high carbon steel

  - harder than mild steel

  - strong but brittle
• Uses of high carbon steel

  - cutting tools

  - masonry nails
• Properties of stainless steel

  Resistant to corrosion
• Uses of stainless steel


  - sinks

  - cutlery
• Cast iron properties


  - very strong

  -brittle
• Uses of cast iron

  - grids

  - cooking pots