SymbolIndex
Biological hazard symbol: yellow triangle with a black border and the black biohazard symbol of three interlocking crescents around a ring
ISO 7010-W009

Sign type set by Directive 92/58/EEC (Annex II) and the UK Health and Safety (Safety Signs and Signals) Regulations 1996 (Schedule 1); pictogram drawn to ISO 7010, which both allow.

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Warning signsSafety and compliance marksSafety signs (ISO 7010)

Biological hazard

Yellow triangle with a black border and the black biohazard symbol of three interlocking crescents around a ring. · also called “W009”, “biohazard”, “biological agents”, “biological risk”

What the Biological hazard symbol means

Biological hazard

Biological agents that can cause infection or illness, such as harmful micro-organisms, are present here. Enter or handle material only if you are authorised and use the protective measures required.

Source · Standard ISO 7010 Graphical symbols — Safety colours and safety signs — Registered safety signs · checked

Where it appears

  • ISO 7010
    —This meaning

Questions about the Biological hazard symbol

What does the Biological hazard symbol mean?
Biological agents that can cause infection or illness, such as harmful micro-organisms, are present here. Enter or handle material only if you are authorised and use the protective measures required.
What does the Biological hazard symbol look like?
Yellow triangle with a black border and the black biohazard symbol of three interlocking crescents around a ring. It is also called “W009”, “biohazard”, “biological agents” and “biological risk”.
Which standard defines the Biological hazard symbol?
It is listed as ISO 7010-W009.

Checked against the source · · How we verify

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