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Core Participants: University of Adelaide
University of Wollongong
Welding Technology Institute of Australia
Project Summary: Welding fume, along with other associated compounds, poses a significant health hazard for welders. Limits have been set for the maximum allowable quantities of certain elements and total particulates measured in the welders breathing zone.
This project examines ways in which the quantity of harmful fume reaching the welders breathing zone can be minimised. The project uses a non-intrusive analysis system in the form of a tunable laser to determine the atoms and molecules present in a particular location relative to the welding arc. This information can be used to build up a composition map for the selected atoms/molecules at varying distances from the arc and therefore study the dynamic and equilibrium chemistry of the fume evolved. The potential of introducing material into the arc which will react with the fume during the dynamic phase of its evolution to form less insidious compounds will be investigated. BACK
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