Iron and Steel

Aluminum is muscling its way onto autos

Aluminum is muscling its way onto autos

Mustang versus Camaro. BMW versus Mercedes. Camry versus Accord. These are among the biggest rivalries in the automobile world.

Get ready for the next epic battle: aluminum versus steel.

"This has become a real competition," said Golam Newaz, an automotive materials engineer at Wayne State University in Detroit.

The growing contest between the two metals was evident in the new car introductions at the North American International Auto Show in Detroit this week.

Automakers are looking ahead to the stringent federal standard requiring a near-doubling of fuel economy by 2025. Putting cars on a diet is the only way to hit that goal.

When Ford Motor...

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