biohazard emoji

Biohazard symbol — biological danger, infectious materials, and hazardous biological agents.

Unicode data

Character	☣️
Codepoint	U+2623 U+FE0F
Unicode name	BIOHAZARD
Added in	Unicode 1.0
Category	Symbols
Subcategory	warning
HTML entity	☣
Shortcode	:biohazard_sign:

Platform support

Apple / iOS✓ Supported

Google / Android✓ Supported

Twitter / X (Twemoji)✓ Supported

Platform designs vary — the same codepoint renders differently on iOS, Android, and web. Twemoji is the open-source reference used on this site (CC BY 4.0).