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The research of using borax in meatballs which was undertaken in the Bengkulu City in 2011 showed that 10% from 100 samples of meatballs containing borax. Considering the dangers of borax for the consumer if consume continuously and increasing the number of meatball traders until 2013, it is necessary to study with more meatballs samples and widely area. The aim of the study was to detect the presence of borax in meatballs, borax content after heating, storability meatballs which containing borax and determine the factors that support the meatball traders to use borax. The study was designed using cross sectional study using two types of data, they were data of meatball sample test in the laboratory and interview data to meatball traders in the BengkuluCity. Total of 160 meatball samples from traders and five meatball samples from grinders were collected and examined with qualitative test using turmeric paper. The qualitative test showed that 165 samples (100%) takenfrom meatball traders and grinders didn't contain borax. Knowledge and attitudes level of traders were at a good level. There were significant relationship between education level with knowledge, information source fromtelevision with attitude, and knowledge with attitude of traders in Bengkulu City (p < 0,05).

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Waste management in schools is an effort to make schools comfortable, healthy, and clean; included in special schools. Waste bin with Braille letter and equipped with voice sensor is designed to stimulate and to assist blind students in separating waste accurately by their types withthe help of audio stimulation. The purpose of this study was to determine the utilization of thisinnovative waste bin on students’ accuracy in waste sorting. This study was an experiment withpost-test only control group design, and was taken place in the State Special School I of Bantul,and all students of blind department as the respondent. Because the data obtained did not fulfilled the normality distribution assumption, Man Whitney non-parametric test was used in theanalysis, and the results showed that the brailled and voice sensored waste bin is proven affecting (p=0,011) the students’ accuracy on waste separation according to their types (i.e. plastic,paper, and food scraps).