I.INTRODUCTION

Food is vital for humankind. It is crucial for sustentation and survival. It is also the foundation of every civilization. It is created and evolved by social dynamics, anthropological changes, technological innovations, economic developments, political conflicts and the construction of cultural identities of social groups, communities and nations. Within the field of food, street food has an important role.

Street merchants and public markets are one of the world's oldest shopping tradition form. However, by virtue of the difficulty of effective controlling, health and hygiene issues might be threats to public health. Markets help the leveling and the development of health through reducing food insecurity and making food easier to regulate. Over the last century, the transformation of agriculture, and of streets, curbs, and other public spaces into transportation corridors, have helped produce the grocery store industry and pushed merchants and markets into odd corners of big cities. More recently, however, the rapid growth of farmers’ markets, swelling numbers of street vendors, and increasing attention to public health concerns, such as diabetes and obesity, particularly among children, minorities, and the poor residents of urban, has produced a growing interest in open air food marketing. [1]

During the last century public markets played an important role in economic and social development. Though nutrition was an important aspect of public health served by the use of streets and sidewalks, markets also facilitated food regulation and were essential links between producers and consumers in regional food systems. Thus, markets not only helped preserve the physical health of the people, but also the social and economic health of the community. Furthermore, changes in diet produced new food-related health problems. Ironically, farmers’