[URL=http://www.isnichwahr.de/r99579548-worlds-most-effective-speed-bump.html... most effective speed bump[/URL] The use of speed bumps is widespread around the world, and they are most commonly found where prevailing vehicle speeds are expected to be low. Although speed bumps are very effective in keeping vehicle speed down, their use is sometimes controversial as they can cause noise and possibly vehicle damage if taken at too great a speed. THIS IS THE MOST EFFECTIVE SPEED BUMP IN THE WORLD - kein fake :P