S1 E3: Mack Truck

The highway truck — a modern workhorse, a heavy hauler vital to commerce — carries an 80,000-pound payload and must operate in every condition from sub-zero cold to triple-digit heat. To survive, it must be strong, durable and fuel-efficient, like the Mack Pinnacle, an engineering achievement made possible by platinum, petroleum, copper, manganese and polyurethane.
Aired: 10/30/2013 | 0:53:10 | Expires: 10/16/2023
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