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Who created the first motorcycle using a bicycle and a small internal combustion engine? 

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The arrangement of the technologies can be used as a practical and effective safety key of motorcycle.
Motorcyclists who rode motorcycles for fun and amusement, not having rider licenses and helmets wearing were less than other motorcycle riders.
This is the first in a series of three papers describing the epidemiology of motorcycle crashes resulting in death and hospitalisation in New Zealand.
It is shown that engine size and type, age and manufacturer of a motorcycle significantly affect HC emissions.
The result of this research shown that the comparted energy economy of the motorcycle and electric motorcycle.
The results implied that tightening emission standards indeed encourages motorcycle manufacturers to improve engine technology and combustion efficiency, resulting in reduced emission of air pollutants, except NOx emission in this study.
This is the first study from the United Kingdom that models both motorcycle ownership and mode choice.
This is suitable for the analysis and optimization of the internal ventilation of a motorcycle helmet, with the purpose of enhancing the comfort and ultimately the safety of the rider.
An analysis of risk in terms of power to weight ratio and style of motorcycle may provide a more useful insight into the benefits of motorcycle design restrictions for novice riders.
High engine temperature and poor combustion efficiency of smaller cylinder-capacity motorcycles may contribute a significant amount of exhaust emission.

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