Bycycle can endanger its bikers people around the world has known bicycle since a long time ago. when bicycle invented for the first time, it has function as transportation equipment, people used it to go everywhere, but now bicycle can be used as exercises equipment, or just for hobby. when people ride a bicycle, accident can happen. this bicycle accident can be caused by the broken equipment, weather condition, or the biker’s carelessness failure of the equipment can be one of the cause of the bicycle accident. for example, if the brake of the bicycle do not work well, it can be problem for a biker, because without a brake, bicycle cannot controlled well too, especially when a biker rides in steep descent, or if a biker wants to hit something. there are many another equipment of the bicycle can be the root of the problems in a bike, such as handlebar, tire, etc. the equipment also cannot work proper if it or they have been out of their work time, too old. the bikers should take car

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