In the second article about the potential of the exotic sheep breeds to cause Merino wool clip contamination, Sue Hatcher identifies the current contamination status of the Australian clip, the sources of contamination, acceptable industry limits onthe various contaminants and the persistence of contaminant fibres during wool processing. Contamination of the wool clip by non-wool articles is probably the single biggest issue for the quality of the Australian wool clip and has been so for many years. The current 'Code of Practice for the Preparation of Australian Wool Clips for both The Woolclasser and The Producer' (Draft) provide clear guidelines to follow during a pre-shearing inspection of the shed and associated facilities in order to preventcontamination of the wool from non-wool articles.
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