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How Arsenic Residues Get In Wool, Tony Martin, Robin Jacob, Marion Davies, Peter Rutherford
How Arsenic Residues Get In Wool, Tony Martin, Robin Jacob, Marion Davies, Peter Rutherford
Journal of the Department of Agriculture, Western Australia, Series 4
Wool can become contaminated with arsenic in various ways, and several different sources may each contribute to any individual arsenic residue problem.
• dipping sheep in an arsenical dip ( now illegal),
• dipping sheep in a non-arsenical dip in a contaminated dipping facility
• penning sheep on soil with high levels of arsenic before shearing.
Other possible sources include running sheep on land contaminated by gold mine tailings or exploration sites, and allowing sheep access to sites on the farm where arsenical compounds have been dumped, for example, rubbish dumps or sites where dip/sump sludge has been dumped.
Farmers …