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There are nine GHS pictograms. Which one does OSHA NOT require on labels?

Environment (the dead tree and fish), which is non-mandatory.

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  1. Environment ✔
  2. Flame
  3. Corrosion

Why: OSHA's HazCom standard uses eight required hazard symbols. The ninth, Environment, covers aquatic toxicity and is non-mandatory because environmental hazards fall outside OSHA's job.

Huh, didn't know that: OSHA's pictogram card lists aquatic toxicity as the hazard behind the Environment pictogram.

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Why did the tree go to the job fair? It wanted to branch out.
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References

Answer: Environment. OSHA's HazCom standard uses eight required hazard symbols. The ninth, Environment, covers aquatic toxicity and is non-mandatory because environmental hazards fall outside OSHA's job.

  1. OSHA Brief: Hazard Communication Standard, Labels and Pictograms (osha.gov) www.osha.gov/sites/default/files/publications/OSHA3636.pdf
    The environmental pictogram is not mandatory but may be used to provide additional information.
    Checked 2026-10-10.
  2. 29 CFR 1910.1200 Hazard Communication (eCFR), Appendix C www.ecfr.gov/current/title-29/section-1910.1200
    One of eight standard hazard symbols shall be used in each pictogram.
    Checked 2026-10-10.

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