Investigation of PAH Biomarkers in the Urine of Workers Exposed to Hot Asphalt
from Annals of Occupational Hygiene
Airborne emissions from hot asphalt contain mixtures of polycyclic aromatic hydrocarbons (PAHs), including several carcinogens. We investigated urinary biomarkers of three PAHs, namely naphthalene (Nap), phenanthrene (Phe), and pyrene (Pyr) in 20 road-paving workers exposed to hot asphalt and in 6 road milling workers who were not using hot asphalt (reference group).
Bad News for Workers in HSE Hearing Protection Field Study
from Occupational Health & Safety
The Health and Safety Laboratory study, posted today by the Health and Safety Executive, included outdoor and indoor workers, laboratory measurements of real-world attenuation, and some premises visited without warning.
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OSHA Establishes "Watch List" to Strengthen Integrity of Outreach Training Program
The U.S. Department of Labor's Occupational Safety and Health Administration (OSHA), in an effort to crack down on fraudulent trainers, is continuing to strengthen the integrity of its 36-year-old Outreach Training Program by publishing an "Outreach Trainer Watch List" of those who have had their trainer authorizations either revoked or suspended.
9/11 Rescue Workers' Cancer Link Probed
from CBS News
Researchers say a small number of young law enforcement officers who participated in the World Trade Center rescue and cleanup operation have developed an immune system cancer.
Exposure as Part of a Systems Approach for Assessing Risk
from Environmental Health Perspectives
The U.S. Environmental Protection Agency is facing large challenges in managing environmental chemicals with increasingly complex requirements for assessing risk that push the limits of our current approaches. To address some of these challenges, the National Research Council (NRC) developed a new vision for toxicity testing.
Safety of Pandemic Vaccines
WHO is aware of some media reports that have expressed concern about the safety of vaccines for pandemic influenza. The public needs to be reassured that regulatory procedures in place for the licensing of pandemic vaccines, including procedures for expediting regulatory approval, are rigorous and do not compromise safety or quality controls.
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