• Extracting ore from rock can take a lot of energy.
  • Getting ore from preexisting materials uses a lot less.
  • We use over 80 billion aluminum cans each year.
  • If all of these cans were recycled, we would save the energy in 2 billion gallons of gasoline.
  • It turns out that if you recycle just 40 aluminum cans, you will save theEnergy in one gallon of gasoline!
  • You will save aluminum too!
  • When the ore leaves the mine, it is not yet a useful material.
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