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Life Sciences Commons

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California Polytechnic State University, San Luis Obispo

Series

Ecology and Evolutionary Biology

2014

Analyses

Articles 1 - 1 of 1

Full-Text Articles in Life Sciences

Xrf Analyses Of Prehanford Orchards, Komal Rana Aug 2014

Xrf Analyses Of Prehanford Orchards, Komal Rana

STAR (STEM Teacher and Researcher) Presentations

Subsequent to 1943, the use of Lead Arsenic was banned from the Orchards standing on the Hanford site. This use of Lead Arsenate pesticide was popular among the orchard owners and was dispersed over the site in a myriad of ways. The presence of the traces of lead and arsenic are found today, more than half a century later. Using a portable X-ray florescence analyzer (XRF), the values of lead and arsenic are evaluated while determining the efficiency of the equipment itself. Samples from different decision sites were collected, with lead arsenic values in the low, high and medium range ...