AIHA | Protecting Worker Health www.aiha.org
JUNE/JULY 2018
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CONTENTS
CONTRIBUTORS
VIC TOY, FEATURE AUTHOR
Vic Toy, CIH, CSP, is chair of the United States Technical Advisory Group to the American National Standards Institute.
CURTIS HINTZ, FEATURE AUTHOR
Curtis Hintz, CIH, CSP, is industrial hygiene manager at DowDuPont.  
D. JEFF BURTON, FEATURE AUTHOR
D. Jeff Burton, MS, PE, CIH (VS 2012), CSP (VS 2002), is an industrial hygiene engineer with broad experience in ventilation used for emission and exposure control.
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The Synergist's mission is to provide AIHA members with news and information about the occupational and environmental health and safety fields and the industrial hygiene profession. The Synergist focuses on industry trends and news, government and regulatory activities, key issues facing the profession, appropriate technical information and news on association events and activities.
The Synergist's objective is to present information that is newsworthy and of general interest in industrial hygiene. Opinions, claims, conclusions, and positions expressed in this publication are the authors' or persons' quoted and do not necessarily reflect the opinions of the editors, AIHA, or The Synergist.


THE LONG ROAD TO ISO 45001
KEY ELEMENTS OF THE FIRST GLOBAL OCCUPATIONAL HEALTH AND SAFETY MANAGEMENT SYSTEMS STANDARD  On March 12, 2018, after nearly four and a half years of development, the long-awaited ISO 45001 occupational health and safety management systems standard was finally published. More than 70 countries and liaison organizations participated in developing this highly anticipated standard.
BY VIC TOY
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DUAL HAZARD PROTECTION
SELECTING PROTECTIVE GARMENTS FOR BOTH CHEMICAL RESISTANCE AND FLAME RESISTANCE 
Dual chemical and fire hazards are common to refineries, petrochemical and other chemical plants, and even certain laboratory settings. The key issue is that each hazard often requires different types of protection, and the protections may not always be compatible.
BY CURTIS HINTZ AND MARK TARTAGLIA
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SIX WAYS TO APPROXIMATE AIRFLOW
SIMPLE TECHNIQUES FOR ASSESSING AIRFLOW IN OCCUPIED SPACES 
While in-depth testing or measurement of HVAC systems and their airflows requires specialized knowledge, OHS professionals can often gather enough simple information to quickly provide approximate answers to questions about airflow in a space, regardless of the complexity of the system.     
BY D. JEFF BURTON
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THEATER NOISE
PROFESSIONAL MUSICIANS AND NOISE-INDUCED HEARING LOSS
Sponsored by Casella
The emotional swell of an orchestra is a wonderful thing to experience. But for musicians, high noise levels during rehearsals and performances could subject them to excessive noise exposure, which could lead to irreversible noise-induced hearing loss and/or incurable tinnitus.

BY JUSTIN STEWART
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The Long Road to
ISO 45001
Key Elements of the First Global Occupational Health and Safety Management Systems Standard
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