Ventilation


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Ventilation

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Air Contaminants: Controlling Crystalline Silica Hazards in Mining; How to Reduce the Risk of Incurable Lung Disease
September 2010
The total amount of mineral aggregates--sand, gravel, and crushed stone--used in the state each year works out to as much as seven tons for every Californian, according to the California Construction and Industrial Minerals Association. . . . more »

Featured Resource: Improve Indoor Air Quality by Inspecting Your HVAC: A Checklist
August 2010
Is the air in your workplace making workers sick? If so, one easy fix is to make sure that your HVAC system is clean and properly maintained. . . . more »

Hazardous Chemicals: Controlling Airborne Contaminants with Local Exhaust Ventilation; Tips for Selection, Maintenance, and Inspection
January 2010
Nearly four million adult Californians suffer from asthma, and many of them encounter respiratory stressors daily in the workplace. Other California workers are at risk of a variety of lung diseases caused by exposure to chemical dusts, mists, fumes, gases, and vapors. California already regulates worker exposure to many respiratory hazards, such as asbestos and secondhand smoke, and the state periodically considers regulations for newly discovered hazards, such as diacetyl. . . . more »

Bulletin: Online Exclusive: Checklist for inspecting local exhaust ventilation systems
January 2010
If you're using local exhaust ventilation to control exposures to airborne contaminants at the source, then you'll need to inspect and maintain your ventilation system in order to ensure that it is e . . . more »

Indoor Air Quality: Wildfire Season's Coming; Don't Let Poor Outdoor Air Affect Workers Indoors
May 2009
Smoke can be hard to escape during wildfire season in California. In 2008, it was severe enough to shut down Cal/OSHA's own administrative offices on more than one occasion. It's time to start thinking about wildfire season again in the Golden State--and what you can do to minimize the amount of smoke contaminating . . . more »

Hazardous Chemicals: Compliance with Cal/OSHA's Ventilation Requirements Creates a Breath of Fresh Air for Welders
April 2009
If your workers are exposed to airborne contaminants in excess of Cal/OSHA permissible exposure limits (PELs), you're required to make an effort to reduce those contaminants below the limits. . . . more »

Bulletin: Reminder: Beware of CO dangers this winter
December 2008
The Washington State Department of Labor & Industries is reminding employers of the dangers of carbon monoxide poisoning in the wake of a recent incident. Says Assistant Director Steve Cant: "Ever . . . more »

Trainer's Handbook: Formaldehyde Dangers
July 2008
Formaldehyde has popped up in the news a lot lately. First, high levels of the chemical were found in the trailers the Federal Emergency Management Agency provided to people left homeless by . . . more »

Online Exclusive: Indoor Air Quality: Mold Prevention Checklist
COCA Online Exclusive
Given that mold spores are everywhere and that they need very little to grow, how can you prevent mold from taking root in your workplace? . . . more »

Bulletin: COCA Online Exclusive: Mold prevention checklist
April 2008
Heavy mold contamination affects indoor air quality and can cause serious respiratory problems for some workers. . . . more »

News Note: Flavorings-Related Lung Disease Subject of New NIOSH Topic Page
July 2006
A new National Institute for Occupational Safety and Health (NIOSH) topic page provides the agency's findings and recommendations for reducing the risk of . . . more »

Bulletin: California flags secondhand smoke as "toxic air contaminant."
March 2006
The California Air Resources Board has identified environmental tobacco smoke, or secondhand smoke, as a Toxic Air Contaminant (TAC)--an airborne toxic substance that may cause . . . more »

Chemical Risks: Recognizing the Hazards of Graffiti Removal and Encouraging Your Employees to Use Safe Practices
April 2004
Too many businesses have to remove graffiti from buildings or equipment. For some, graffiti removal is an almost daily occurrence. Not only is graffiti troublesome because it's an eyesore but removing . . . more »

Checklist: Graffiti Removal Safety
April 2004
This checklist adapted from Cal/OSHA's booklet "Removing Graffiti Safely" can help you reduce the safety hazards involved in graffiti removal. Do you use the safest pro . . . more »