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  • All fields: artifacts
(33 results)



Display: 20

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    • LIFE ON THE LINE 15 In the safety culture model that ITS uses in training for assessing and improving safety includes a slightly modified version of Pacanowsky & O’Donnell-Trujillo’s (1983) communication practices. The modification is found in...
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    • 10 CHAPTER THREE: RESULTS Gas Chromatography/Mass Spectrophotometry (GC/MS) GC analysis was performed on multiple samples (n=11), collected and analyzed from February to April 2009, produced very similar gas chromatograms as shown in Figures 2-3....
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    • 11 Figure 3: TIC chromatogram of methamphetamine extracts Septum Artifacts Methamphetamine DMS
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    • 13 community to display children’s work, bringing children’s artifacts from home to display at school, and sharing photographs outside the classroom (Feiler et al., 2008). In conjunction with the U.S. Department of Education’s (USDOE)...
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    • ii TABLE OF CONTENTS CHAPTER 1: INTRODUCTION................................................................................... 1 Methamphetamine and CNS effects............................................................................ 1 History...
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    • iGRIEVE 18 for people to express grief and condolences to the deceased. Sanderson and Cheong (2007), in a study on collective bereavement and religious discourse within the context of social media, found that “social media is facilitating...
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    • iGRIEVE 20 to the past. Like most contexts of memory, the artifacts are understood to be “real and thus reliable markers of the past” (Dickinson, Ott, & Aoki, 2005, p. 89). While the artifacts are markers of the past, the question persists: Are...
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    • 21 CHAPTER FOUR: DISCUSSION AND CONCLUSIONS Methamphetamine Impurities The hypothesis, that a distinct pattern of impurities present in illicit methamphetamine specimens could be characterized by GC/MS, was supported during this research, despite...
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    • 22 in methamphetamine synthesized by hydriodic acid/red phosphorous (Puthaviriyakorn, 2002). In addition, naphthalene (found around 232 m/z) was not detected in this study. GC/MS and Methamphetamine Artifacts Though the methamphetamine samples...
    • Page 27

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    • 23 methamphetamine, which, facilitates the elimination of an amine or the formation of amphetamine. Because injector temperature was above 200 ºC (Figure 12), chemical derivatization was not performed on the samples, and methamphetamine samples...

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