Perchlorate in lettuce.

• Position: Updates - Brief Article

See "A Little Rocket Fuel with Your Salad?" Nov/Dec 2003, p. 12

Concerns about the discovery that lettuce grown in California contains alarming quantities of perchlorate, a potent chemical used to fuel rockets, have become more widespread since our article appeared at the end of last year. A story appearing in the New York Times in March reports that the U.S. Environmental Protection Agency, which cites damaging effects of perchlorate on the thyroid glands of fetuses and young children, is...