THE ROOT CANAL PROCEDURE, STEP BY STEP. 1  An opening is drilled through the biting surface to allow access to the tooth pulp. 2  Tooth roots are cleaned and disinfected using special needles and rinsing substances (e.g., sodium hypochlorite, EDTA, and chlorhexidine).
In 1973 the Widowmaker 7 was confirmed as the fastest motorcycle on Earth by Guinness Book of World Records, recording an 8.68-second 1/4 mile run at 172 mph. Obviously it's been dethroned since then, but it's still a cool piece of two-wheeled history. Most Popular.
See also: Cycling records. The Guinness World Record for fastest circumnavigation of the globe by bicycle is awarded for completing a continuous journey around the globe by bicycle and other means, consisting of a minimum 29000 km in total distance cycled.The male record is currently held by Alan Bate of England.anders still holds the Guinness World Record for fastest ride around the coast of Great Britain, riding a verified 4,800 miles (7,720 km) in 22 days. On 13 February 2005, Steve Strange completed the first record attempt under the new Guinness rules, achieving a world record of 276 days and 19 hours.