Categories #DYK: Reducing average speed by 5% can result in a 30% decrease
#DYK: Reducing average speed by 5% can result in a 30% decrease 
in fatal road traffic crashes. #SpeakUp… twitter.com/i/web/status/1…
#DYK: Reducing average speed by 5% can result in a 30% decrease in fatal road traffic crashes.
