---
title: "So2 Icon | Free Download PNG & SVG | Material Pro Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/so2--32242
canonical_url: "https://www.streamlinehq.com/icons/download/so2--32242"
summary: "Minimal line icon of bold S and O with a lowered 2. Used for chemistry, formulas, and gas labels."
---

# So2 icon

The So2 icon shows bold S and O characters with a lowered 2 forming a chemical formula. Drawn in the line style on a 24px grid for clear, consistent rendering. Use it for chemistry apps, molecular diagrams, gas labels, laboratory interfaces, and educational materials. It belongs to Material Pro Line set in the Streamline Material family.

## Preview

![Minimal line icon of bold S and O with a lowered 2. Used for chemistry, formulas, and gas labels.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/social/so2-t9krjwfcq4l8u59fgoka54.png/so2-rrvxzwt3ycigv4n618eqsb.png?_a=DATAiZkSZAA0)

## Details

- **Name**: So2
- **Type**: Icon
- **Set**: [Material Pro Line](/icons/material-pro-line.md) — Google Material Pro offers a versatile collection of high-quality, easily recognizable icons built on Material Design principles, ensuring clarity, consistency, and simplicity for a wide range of digital applications. The Line style is perfect for projects that prioritize simplicity, seamlessly adapting to both light and dark backgrounds. All Material Pro icons are designed on a 24px grid.
- **Family**: [Streamline Material](/icons/material-pro.md)
- **Style**: Line
- **Category**: Social › Social
- **Default size**: 24px
- **Pricing**: Pro
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: so2, gas, chemical, pollution, toxic, emission, environment, industry, warning, air

## Download

- [Download So2 on Streamline](https://www.streamlinehq.com/icons/download/so2--32242)

## Also available in other styles

- [So2 — Outlined Line - Streamline Material](/icons/download/so2--32261.md) (Pro)
- [So2 — Sharp Line - Streamline Material](/icons/download/so2--32890.md) (Pro)
- [So2 — Rounded Line - Streamline Material](/icons/download/so2--32931.md) (Pro)

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