READ: Vapor Intrusion into Indoor Air - Naval Plant
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READ: Evaluation of First Responders after Maui, Hawaii Wildfires
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(4 RC) - On August 8, 2023, wildfires developed on Maui, Hawaii, and burned thousands of structures. Kula and Lahaina suffered catastrophic damage. The president declared the wildfires a national emergency and a public health emergency. Firefighters and Ocean Safety Officers from the Maui County Department of Fire and Public Safety were part of the initial response… (CDC HHE, Jul 2024)
Read MoreREAD: Evaluation of VOC Exposures at a Tire Manufacturing Facility
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(2 RC) - Union representatives requested a health hazard evaluation to evaluate fume exposures in the 4-roll section of a rubber tire manufacturing facility. Representatives were concerned about employees in the 4-roll area who reported eye, nose, throat, and sinus irritation caused by fumes from rubber processing… (CDC HHE - Nov 2024)
Read MoreREAD: Evaluation of Exposure; Carr Wildfire Debris Cleanup
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(4 RC) - The Carr Fire was the sixth most destructive wildfire in California history. The fire burned in Shasta and Trinity counties in Northern California over approximately 2 months in 2018. The Carr Fire burned 229,651 acres and destroyed 1,079 residences, 22 commercial buildings, and 503 outbuildings before it was fully contained. When structures are destroyed, hazardous materials may be left behind and must be cleaned up to limit the impact to the public and the surrounding environment … (CDC HHE, Aug 2019)
Read MoreREAD: OSHA Technical Manual on Combustible Dust Part 3
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(4 RC) - Combustible dusts include particles of any size and shape that present a fire, flash-fire, deflagration, or explosion hazard. These can include powders, dusts, fines, fibers, flakes, chips, chunks, metal sponge, swarf, and turnings. In some cases, combustible dusts can have other hazards that must be addressed. Common categories of combustible dusts include food, agricultural products, metal, wood, plastics, chemicals, coal, and other carbonaceous material… (OSHA, Feb 2020)
Read MoreREAD: OSHA Technical Manual on Combustible Dust Part 2
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(4 RC) - Combustible dusts include particles of any size and shape that present a fire, flash-fire, deflagration, or explosion hazard. These can include powders, dusts, fines, fibers, flakes, chips, chunks, metal sponge, swarf, and turnings. In some cases, combustible dusts can have other hazards that must be addressed. Common categories of combustible dusts include food, agricultural products, metal, wood, plastics, chemicals, coal, and other carbonaceous material… (OSHA, Feb 2020)
Read MoreREAD: OSHA Technical Manual on Combustible Dust Part 1
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(4 RC) - Combustible dusts include particles of any size and shape that present a fire, flash-fire, deflagration, or explosion hazard. These can include powders, dusts, fines, fibers, flakes, chips, chunks, metal sponge, swarf, and turnings. In some cases, combustible dusts can have other hazards that must be addressed. Common categories of combustible dusts include food, agricultural products, metal, wood, plastics, chemicals, coal, and other carbonaceous material… (OSHA, Feb 2020)
Read MoreREAD: Evaluation of Exposure to Tetrachloroethylene in Indoor Air
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(2 RC) - The Raymark Industries, Inc. Superfund Site consists of more than 500 acres of land in Stratford, Fairfield County, CT. Raymark Industries, Inc., manufactured automotive and heavy brake friction components for more than 70 years. Raymark disposed of waste as “fill” material in various locations in Stratford, including the Raymark facility, various commercial and residential properties, and wetlands adjacent to the Housatonic River. Raymark also disposed of waste materials in unlined lagoons at the Raymark facility… (ATSDR - Nov 2024)
Read MoreREAD: Anesthetic Gas Exposure at a Veterinary Hospital
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(4 RC) - In February 2022, employees at a veterinary hospital requested the National Institute for Occupational Safety and Health to conduct a health hazard evaluation because they were concerned about waste anesthetic gas exposure (WAG) and possible health effects. The requestors wanted to better understand their exposure to WAGs and learn how to protect themselves … (CDC HHE, May 2024)
Read MoreREAD: CDC - Evaluation of a Medicinal Cannabis Manufacturing Facility
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(4 RC) - The Health Hazard Evaluation Program received a request from a union representative for a medical cannabis facility with an indoor and outdoor grow operation. The representative was concerned about the potential occupational and safety hazards associated with the harvesting and processing of cannabis. We evaluated chemical and microbial hazards, conducted medical interviews with employees about their health concerns, collected air samples for volatile organic compounds… (NIOSH, CDC Aug 2019)
Read MoreREAD: CDC - HHE Exposure to Cleaning Products by Hospital Employees
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(4 RC) - The Health Hazard Evaluation Program received a confidential employee request for the National Institute for Occupational Safety and Health to conduct a health hazard evaluation at a hospital. The request cited concerns about exposure of hospital employees to a sporicidal product that contains hydrogen peroxide, peracetic acid, and acetic acid, and described symptoms experienced by employees. Employee symptoms noted in the health hazard evaluation request included burning eyes, nose, and throat; runny nose; cough; headache; dizziness; nausea; nose bleeds; asthma exacerbation; skin burns; and rashes… (CDC HHE, Sep 2018)
Read MoreREAD: CDC - HHE Exposure to Opioids in a City Police Department
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(4 RC) - A city in Ohio requested a health hazard evaluation (HHE) concerning possible unintentional exposure to opioids among police officers and firefighters during first responder activities. As one part of the HHE request, city and police department officials were concerned about incidents where police officers developed health symptoms after potential exposure to substances suspected to be opioids during the course of their work… (CDC HHE, Aug 2021)
Read MoreREAD: ATSDR Health Consultation Grand Prairie, TX
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(4 RC) - The former Delfasco Forge facility is in Grand Prairie, Dallas County, Texas. The facility operated as a munitions manufacturing and forging facility from 1980 to 1998. Former facility operations used chlorinated solvents containing trichloroethylene (TCE) and other chemicals to degrease metal. These operations contaminated on-site soil and groundwater. The groundwater contamination has spread to the adjacent residential area where an estimated 157 occupied homes… (CDC ATSDR, Apr 2024)
Read MoreREAD: NIOSH Standard: Occupational Exposure to Diacetyl and Pentanedione - Toxicology
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(2 RC) - Diacetyl and 2,3-pentanedione have a long history as components of food, suggesting that exposures can occur in diverse work-places. They occur as natural products in many foods. Diacetyl imparts the flavor and aroma of butter to many common foods and drinks including butter, cheese, yogurt, beer, and wine… (NIOSH Standard, Oct 2016)
Read MoreREAD: NIOSH Standard: Occupational Exposure to Diacetyl and Pentanedione - Risk Assessment
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(3 RC) - The goal of this chapter is first to present a numerical estimate of the risk of developing respiratory disease due to occupational exposure to diacetyl using standard epidemiological methods. This estimate is based on statistical models that describe the relationship between exposure to diacetyl and the development of impaired lung function in a known population of exposed employees… (NIOSH Standard, Oct 2016)
Read MoreREAD: NIOSH Standard: Occupational Exposure to Diacetyl and Pentanedione - Hazard Prevention
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(4 RC) - Work practices are procedures followed by employers and employees to control hazards in the workplace. The use of good work practices, incorporated into the facility’s standard operating procedures, can help reduce exposures to diacetyl, 2,3-pentanedione, and other flavoring compounds while at the same time maximizing efficiency and product quality… (NIOSH Standard, Oct 2016)
Read MoreREAD: NIOSH Standard: Occupational Exposure to Diacetyl and Pentanedione - Exposure Monitoring
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(.50 RC) - Employers should develop and implement comprehensive occupational safety and health programs to prevent occupational injuries, illnesses, and deaths. To be successful, safety and health programs should be developed and implemented as part of an employers management system, with strong management commitment, employee involvement, and occupational safety and health expertise. A safety and health program designed to protect employees from the adverse effects of exposure to diacetyl, 2,3-pentanedione, and other flavoring compounds… (NIOSH Standard, Oct 2016)
Read MoreREAD: NIOSH HHE Autobody Repair Shop
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(2 RC) - NIOSH received a request for help in assessing worker exposure to isocyanates during spray painting of automobiles. An autobody repair shop whose other concerns for worker exposure included solvents, total dusts, noise, carbon monoxide, and metals. An initial survey was conducted in September 1995 and an interim report was issued in January 1996. To assess effects of seasonal variation… (NIOSH, June 1995)
Read MoreREAD: WHO: HPC and Drinking-water Safety Part Three
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(4 RC) - This report deals with safe water supply extending from source to consumer, including plumbed-in devices, domestic and building environments, and water supplied in bottles or packages. The different ways in which drinking-water may be used in the home are considered, and specific concerns in higher-risk settings and populations at increased risk are addressed. … (WHO, 2003)
Read MoreREAD: WHO reports on drinking water safety (Part 2)
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(4 RC) - This report deals with safe water supply extending from source to consumer, including plumbed-in devices, domestic and building environments, and water supplied in bottles or packages. The different ways in which drinking-water may be used in the home are considered, and specific concerns in higher-risk settings and populations at increased risk are addressed. … (WHO, 2003)
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