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.
BMW K 1200 S is a high speed motorcycle made by BMW. It uses 16 valves with 4 cylinders. This DOHC engine, horizontal in-line and liquid cooled. The highest speed achieved by this motor is 174 mph (278 km / h). You can expect this motor to generate 164.94 horsepower (120.4 kW) @ 10,250 RPM.