Beijing, In a tragic incident, six persons were killed and 25 others injured when a bus collided with a truck in east China's Jiangxi Province. According to sources, “the bus carrying 59 people collided with a truck yesterday between the cities of Jingdezhen and Jiujian”. The majority of road crashes are caused by human error. Research has shown that driver error accounts for over 80% of all fatal and injury crashes on Irish roads. Road accident is most unwanted thing to happen to a road user, though they happen quite often.