Sliver Steak: Amtrak's Beef-Powered Passenger Train Debuts

Taking 's Heartland Flyer train between Fort Worth and Oklahoma City sometime in the next year? You will be hitching a ride on the first beef byproducts-powered biodiesel train. The train, which runs on 80% regular diesel and 20% beef-based biofuel from a Texas vendor, is running for the next 12 months courtesy of a $274,000 grant from the Federal Railroad Administration. But is it morally suspect?

Amtrak says that the cow tallow (read: rendered fat from cattle) fuel reduces...