The results indicate the contamination of coliform bacteria in September each year. Examples salad and four types found yam found the bacteria coliform most vermicelli contamination of 1317, the second was the spicy pork with the contamination of 950 Grilled pork is contaminated. the number 917 is the least common and noodle salad has contaminated 683, respectively, and stores that do not meet the computing science department. And the average percentage of contamination. The review found that coliform bacteria was most spicy seafood salad and vermicelli salad with 83.3%, followed by the spicy pork, chicken noodle, 66.67%, 50.00% respectively.
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