Catalyst: 3D car engine parts

April 3, 2019

More from this show

“Catalyst” shows how NASCAR mechanics are creating engine parts using a 3D printer.

In this segment:

Larry McReynolds,
Karl Schultz, PhD,
Chris Popiela,
Cameron Noe

SPOTLIGHT

AZ Votes: Election coverage

Dolores Huerta, labor and civil rights icon, dies at 96

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Tested: Becoming a U.S. Citizen

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