Uses of Metal

• Where is aluminum used?

  Airplanes, cars, cans, foil, overhead cable
• Why is aluminum used in airplanes?

  strong, low density, resistant to corrosion
• Why is aluminum used in cans?

  resistant to corrosion, malleable
• Why is aluminum used in overhead cables?

  Good conductor of electricity
• Where is Zinc used?

  • Galvanizes Iron = coats it to stop it rusting
  • Alloys – brass/bronze
  • Batteries
  • Sacrificial Protection
• Where is copper used?

  • Electrical Wiring
  • Cooking utensils
  • Roofs
• Why is copper used in cooking utensils?

  Malleable / good conductor of heat