---
title: "Radioactive Icon | Free Download PNG & SVG | Ultimate Regular"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/radioactive--8998
canonical_url: "https://www.streamlinehq.com/icons/download/radioactive--8998"
summary: "Clean line icon of a radioactive trefoil with three lobes and a central circle. Used for radiation warnings and safety."
---

# Radioactive icon

The Radioactive icon shows a three-lobed trefoil surrounding a small central circle. Drawn in the line style on a 24px grid with a 1.5px stroke so it stays clear at small sizes. Use it for radiation warnings, nuclear safety labels, hazardous-material signage, laboratory equipment, and industrial dashboards. It belongs to Ultimate Regular set in the Ultimate family.

## Preview

![Clean line icon of a radioactive trefoil with three lobes and a central circle. Used for radiation warnings and safety.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/streamline-regular/interface-essential/alerts/radioactive-j4so9xxfgjmbyud0zudemj.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Radioactive
- **Type**: Icon
- **Set**: [Ultimate Regular](/icons/streamline-regular.md) — Icon encyclopedia with every concept. Regular style prioritizes simplicity, adapts to light/dark backgrounds. 
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Line, Minimal, Stroke
- **Category**: Interface Essential › Alerts
- **Default size**: 24px
- **Stroke width**: 1.5px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: radioactive, radiation, hazard, nuclear, toxic, danger, warning, hazardous, caution, alert, symbol, energy, triangle, safety, nuke

## Download

- [Download Radioactive on Streamline](https://www.streamlinehq.com/icons/download/radioactive--8998)

## Also available in other styles

- [Radioactive — Ultimate Colors](/icons/download/radioactive--19597.md) (Pro)
- [Radioactive — Ultimate Duotone](/icons/download/radioactive--15759.md) (Pro)
- [Radioactive — Ultimate Bold](/icons/download/radioactive--7536.md) (Pro)
- [Radioactive — Ultimate Light](/icons/download/radioactive--8267.md) (Pro)

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