---
title: "Pollution O2 Message Icon | Free Download PNG & SVG | Freehand Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/pollution-o2-message--20754
canonical_url: "https://www.streamlinehq.com/icons/download/pollution-o2-message--20754"
summary: "Expressive hand-drawn icon of a speech bubble containing O2. Used for air-quality messages."
---

# Pollution O2 Message icon

The Pollution O2 Message icon shows a speech bubble containing the text O2. Drawn in the hand-drawn duotone style on a 24px grid for a playful, two-color appearance. Use it for air-quality alerts, pollution monitoring, environmental dashboards, and oxygen-related messages. It belongs to Freehand Duotone set in the Freehand family.

## Preview

![Expressive hand-drawn icon of a speech bubble containing O2. Used for air-quality messages.](https://assets.streamlinehq.com/image/private/w_400,h_400,ar_1/f_auto/v1/icons/streamline-freehand-duotone/ecology/pollution/pollution-o2-message-d42ex54svsrx3c9a18nw3.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Pollution O2 Message
- **Type**: Icon
- **Set**: [Freehand Duotone](/icons/streamline-freehand-duotone.md) — Freehand is the largest hand-drawn icon set. The Duotone variant uses two colors to create a more vibrant, artistic appearance.
- **Family**: [Freehand](/icons/freehand-sets.md) — Hand-drawn icons
- **Style**: Hand-drawn, Outlined, Wireframe
- **Category**: Ecology › Pollution
- **Default size**: 24px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: o2, pollution, message, bubble, speech, gasp, chemistry, talk, breathe, oxygen, chat, element, symbol

## Download

- [Download Pollution O2 Message on Streamline](https://www.streamlinehq.com/icons/download/pollution-o2-message--20754)

## Also available in other styles

- [Pollution O2 Message — Freehand](/icons/download/pollution-o2-message--15240.md) (Pro)

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