If you have a piece of iron that weighs 100 pounds
the same part will weigh 57 pounds if it's made of titanium
the part will only weigh 34 pounds if it's made of aluminum
it will only weigh 22 pounds if it's made of magnesium.
Reinforcing a part because of weaker metals was not taken into account.
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John Brown
This isn't rocket surgery.....
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