Dust entry

Wildfire smoke particulate

Fine airborne particulate and other combustion products in wildfire smoke that can irritate the eyes and respiratory system and worsen breathing problems.

Airborne form

fume

The form describes what is suspended in air at the point of exposure. A material can produce more than one form, such as dust during handling and fume during heating.

Health effects

eye irritationnose and throat irritationcoughingwheezingdifficulty breathingworsening asthma or COPD symptoms

Evidence

NIOSH states that wildfire smoke is a mixture of gases, vapors, and particles, including particles small enough to be seen only with a microscope, and that exposure can cause eye, nose, throat, and lung irritation, coughing, wheezing, and difficulty breathing.

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How to Protect Workers and the Public from Wildfire Smoke · 2

Wildfire smoke is a mixture of gases, vapors, and particles, some so small they can only be seen with a microscope, that can irritate your eyes, nose, throat, and lungs, causing coughing, wheezing and difficulty breathing.

Controls

monitor air quality
relocate or reschedule work when smoke is unhealthy
take breaks in smoke-free areas
use a NIOSH-approved respirator when required
follow a respiratory protection program