Biohazard
The biohazard symbol — warning of biological hazards and infectious materials.
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About Biohazard ☣️
The Biohazard emoji (☣️) is a symbol emoji carrying universal or widely recognized meaning. Symbol emojis transcend language barriers — hearts, arrows, mathematical symbols, and warning signs communicate instantly regardless of the reader's native tongue. They are among the most semantically loaded emojis, often conveying complex concepts in a single character.
The ☣️ emoji may appear differently across platforms — Apple, Google, Samsung, Microsoft, and other vendors each design their own version. Apple tends toward photorealistic renders, Google uses a rounded, friendly style, and Microsoft often opts for flat, minimalist designs. Despite visual differences, the underlying Unicode character (U+2623) ensures the same emoji is sent and received regardless of device. When choosing this emoji for professional communication, be aware that the recipient may see a slightly different design than what you see on your screen.
Common shortcodes for this emoji include `:biohazard:`, which work on platforms like Slack, Discord, and GitHub. This emoji was assigned the Unicode code point U+2623 and is part of the "Symbols" group. Related search terms include biological, hazard, danger, toxic, warning. To use this emoji in HTML, insert the entity ☣️, or in CSS use content: "\2623". For maximum compatibility, always copy the emoji character directly rather than relying on shortcodes, as shortcode support varies by platform.
Technical Details
| Emoji | ☣️ |
| Name | Biohazard |
| Unicode | U+2623 |
| Category | Symbols |
| HTML Entity | ☣️ |
| CSS Code | \2623 |
| Shortcodes | :biohazard: |