Biohazard Emoji

Symbols

A yellow or black triangle warning sign featuring a three-lobed circular emblem. This shape identifies areas, containers, or substances that present a biological risk to human health or the environment.

Usage Context

Used to signal danger, contamination, or extreme caution regarding pathogens. It frequently appears in gaming chats, movies, or online discussions about viruses and hazardous materials. People often pair it with ☢️ to emphasize a high-stakes, toxic, or radioactive situation.

History

Designed in 1966 by engineers at Dow Chemical to create a distinct, memorable warning sign that wasn't previously associated with any other industry. It was added to the Unicode standard in 1993 to help digital communication reflect standardized international safety signage.

Details

Glyph

☣

Unicode

U+2623

Shortcode

:emoji_u2623:

HTML Entity

☣

Specifications

Vendor Google

Category Symbols

Subcategory warning

Unicode Version 6.0

Emoji Version 1.0

License CC-BY 4.0

Google Noto License

Emoji graphics by Twitter/X, licensed under CC-BY 4.0

Noto Color Emoji graphics are copyrighted by Google Inc. and licensed under the Apache License, Version 2.0. Font files may also be subject to the SIL Open Font License, Version 1.1.

Apache 2.0 SIL OFL 1.1 Noto Repository