Parasitic round worms are frequently found in the guts and in the flesh of fish. Although only a small proportion of fish sold to the public is affected in this way, the worms are unsightly and consumers naturally object to their presence.
J. Edgar Hoover was the first director of the FBI. He introduced fingerprinting and forensic techniques to the crime-fighting agency, and pushed for stronger federal laws to punish criminals who strayed across state lines. He also kept secret files on more than 20,000 Americans he deemed subversive.
Herbert Hoover gained a reputation as a humanitarian in World War I by leading hunger-relief efforts in Europe as head of the American Relief Administration. From there he moved into the post of U.S. secretary of commerce and spearheaded the construction of the St. Lawrence Seaway and the Hoover Dam.