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Category: Chemicals

Ototoxicant Chemicals and Workplace Hearing Loss

  Since the 19th century, many therapeutic drugs have been known to affect hearing. Known as ototoxic drugs, many are used today in clinical situations despite these negative side effects because they are effective in treating serious, sometimes life-threatening conditions. Research has shown that exposure to certain chemicals in the workplace may also negatively affect Read More >

Posted on by Thais C. Morata, PhD and Chuck Kardous, MS, PE10 Comments

Help Us Redesign the NIOSH Pocket Guide

The NIOSH Pocket Guide to Chemical Hazards (NPG) celebrates its 40th anniversary in 2018. The guide continues to be the National Institute for Occupational Safety and Health’s (NIOSH) most popular document. It provides descriptive information such as recommendations for exposure limits, protective clothing, and first aid measures for 677 chemicals commonly found in the work Read More >

Posted on by Naomi Hudson, Dr.P.H, and Donna Van Bogaert, Ph.D. 68 Comments

Occupational Exposure to Bisphenol A (BPA) in U.S. Manufacturing Companies

You may have seen water bottles labeled “BPA Free” or heard that certain foods contain BPA. BPA (or bisphenol A) has been in the news over the past several years. BPA is weakly estrogenic; that is, BPA may mimic some of the hormone-like effects of estrogen.  BPA is used primarily in making polycarbonate plastic and Read More >

Posted on by Cynthia Hines, MS, CIH8 Comments

NMAM 5th Edition

Workers in various industries and occupations can face health risks from exposure to airborne chemical and biological agents. These exposures are typically measured by monitoring workplace air.  Air monitoring can also be helpful to determine the effectiveness of controls that are used to minimize worker exposures.  While inhalation is the most likely route of exposure Read More >

Posted on by Kevin Ashley, Ph.D.3 Comments

Are Hospital Cleaning Staff at Risk When Using a One-step Cleaner?

  Workers’ health and safety is an important consideration when choosing cleaning and disinfectant products. In health care settings, disinfection products help minimize healthcare-acquired infections.  In January 2015, the National Institute for Occupational Health (NIOSH), received a request to conduct a health hazard evaluation at a Pennsylvania hospital using a new surface cleaning product consisting Read More >

Posted on by Brie M. Hawley, PhD13 Comments

Coffee Workers at Risk for Lung Disease

  Obliterative bronchiolitis, an irreversible form of lung disease in which the smallest airways in the lung (the bronchioles) become scarred and constricted, blocking the movement of air, was previously identified in flavoring manufacturing workers and microwave popcorn workers who were occupationally exposed to diacetyl (2,3-butanedione) or butter flavorings containing diacetyl. Now, NIOSH research finds Read More >

Posted on by Rachel L. Bailey, DO, MPH; Ryan F. LeBouf, PhD, CIH; and Kristin J. Cummings, MD, MPH 8 Comments

Silicosis Update

  Silicosis is a potentially fatal but preventable occupational lung disease caused by inhaling respirable particles containing crystalline silicon dioxide (silica). Quartz, a type of crystalline silica, is the second most abundant mineral in the earth’s crust and workers across a wide range of occupations and industries are exposed to silica-containing dusts. The risks, causes, Read More >

Posted on by Jacek Mazurek, MD, MS, PhD and David Weissman, MD 98 Comments

Workplace Secondhand Smoke Exposure During Pregnancy: Who is protected?

  There is no safe level of exposure to secondhand smoke, and avoiding this preventable health hazard is particularly important for the health of pregnant women and their unborn babies. Secondhand smoke exposure is associated with chronic diseases such as lung cancer, coronary heart disease, and stroke and with adverse reproductive effects, including low birth Read More >

Posted on by Candice Y. Johnson, Ph.D.12 Comments
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