U.S. consumer officials said the bead toys contain a chemical - 1,4 butanediol - that turns into gamma-hydroxybutyric acid, commonly known as GHB, when ingested. Also called liquid ecstasy, GHB is a sedative used by both club kids and date rapists.
Two children in the U.S. and three in Australia have been hospitalized for seizures and comas after swallowing the sticky pellets. The toys - marketed as Aqua Dots and Aqua Beads - had been a top Christmas seller at Wal-Mart and Toys "R" Us. Link