OSHA

OSHA Combustible Dust Poster
If your process generates certain dust, there is potential for a “Combustible Dust” explosion.
Download the free OSHA poster to learn more on:

  • List of Combustible Materials
  • Dust Control Measures
  • Ignition Control Measures
  • Prevention Measures
  • Protection Measures

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Safety and Health Topic Combustible Dust
A dust explosion can be catastrophic and causing deaths, injuries, and destruction of process or entire buildings.

  • How Dust Explosions Occur
  • Catastrophic Secondary Explosions
  • Industries at Risk
  • Prevention of Dust Explosions
  • Dust Control Recommendations
  • Ignition Control Recommendations
  • Injury and Damage Control Methods
  • Applicable OSHA Requirements

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Combustible Dust in Industry
Preventing and Mitigating the Effects of Fire and Explosions. This Safety and Health Information Bulletin from U.S. Department of Labor highlights:

  • Hazards associated with combustible dusts
  • Work practices and guidelines that reduce the potential for a combustible dust explosion,
    or that reduce the danger to employees if such an explosion occurs
  • Training to protect employees from these hazards

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OSHA Hazard Communication Guide for Combustible Dust


OSHA provides this Guide to help establish base information for dealing with combustible dust.

  • OSHA’s Hazard Communication Standard
  • Identifying and Controlling the Potential for Dust Explosions
  • MSDS Preparation
  • Product Labels
  • Training and Information

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OSHA National Emphasis Program

DIRECTIVE NUMBER: CPL 03-00-008 EFFECTIVE DATE: 3/11/08
SUBJECT: Combustible Dust National Emphasis Program (Reissued)


This instruction contains policies and procedures for inspecting workplaces that handle combustible dusts likely to cause dust deflagrations, fires, or explosions. These dusts include, but are not limited to:

  • Metal dust such as aluminum and magnesium.
  • Wood dust
  • Coal and other carbon dusts
  • Plastic dust and additives
  • Biosolids
  • Other organic dust such as sugar, flour, paper, soap, and dried blood.
  • Certain textile materials.

Industries that handle combustible dusts include, but are not limited to:

  • Agriculture
  • Food Products
  • Chemicals
  • Textiles
  • Forest and furniture products
  • Metal processing
  • Tire and rubber manufacturing plants
  • Paper products
  • Pharmaceuticals
  • Wastewater treatment
  • Recycling operations (metal, paper, and plastic.)
  • Coal dust in coal handling and processing facilities.

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Status Report on Combustible Dust National Emphasis Program

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