Letters from the November 19, 2005, issue of Science News

It’s not there

“Organic Choice: Pesticides vanish from body after change in diet” (SN: 9/24/05, p. 197), as presented, doesn’t address the statement made in the headline. The article shows only that on days when no pesticides are ingested in food, no pesticides are excreted in urine.

Charles Wyttenbach
Lawrence, Kan.