Blue Peter stretch of track which, on 3 July 1938, saw the world speed record for steam locomotives of set by LNER A4 Locomotive no. 4468 "Mallard". In October 1998, Richard Bacon was sacked, following reports in "News of the World" that he had taken cocaine. This incident followed shortly after the show's 40th anniversary, when previous presenters returned for a special programme. Those returning included Leila Williams, Valerie Singleton, John Noakes, Peter Purves, Diane Louise Jordan, Anthea Turner, John Leslie, Tim Vincent, Yvette Fielding, Caron Keating, Mark Curry, Janet Ellis, Peter Duncan, Sarah Greene, Tina Heath, Simon Groome and Christopher Wenner.
Cocaine esterase Cocaine esterase Cocaine esterase (, "CocE", "hCE2", "hCE-2", "human carboxylesterase 2") is an enzyme with systematic name "cocaine benzoylhydrolase". This enzyme catalyses the following chemical reaction Rhodococcus sp. strain MB1 and Pseudomonas maltophilia strain MB11L can utilize cocaine as sole source of carbon and energy. This enzyme and redesigned versions of it have been studied as a potential treatment for cocaine addiction in humans. The enzyme is important in bioremediation, levels of cocaine in European ocean water were cited at 20 ng/L, similar levels in which swollen muscles, and in some cases broken muscle fibers of eels were reported in