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Acknowledgments
David E. Welsh is a compliance officer with the U.S. Department of Labor, OSHA, in the Providence, Rhode Island Area Office. For more information he can be contacted at 380 Westminster Street, Room 543, Providence, RI 02903; tel. (401) 528-4669.
The opinions, findings, and conclusions presented by the author are not necessarily those of the Occupational Safety and Health Administration. Any mention of materials or products does not imply an endorsement by OSHA.
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