drosolutions
Marked 4 years 2 days ago onto OSHA guidelines for O3
Source: https://drosolutions.com/ozone-safety/
OSHA guidelines for O3 in the workplace are based on time-weighted averages. Ozone levels should never exceed the following average: 0.10 ppm (parts per million) for 8 hours per day exposure. For more detailed information on safe ozone levels, see the bullet points below.
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