Ralph Nader is best known as the man who made Americans afraid of their cars; yet the scope of his crusading zeal extends far beyond defective mufflers and inadequate suspension systems. In a scant 18 months, he has piqued national concern over the side effects of medical X rays, the dangers inherent in leaky natural-gas pipelines, and the threat of damaging radiation from several models of color television sets. Last week Nader was a major force behind what Lyndon Johnson called "another victory for the American consumer."
The President endorsed a long-stalled law ordering states to raise their meat hygiene...