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Sharp line icon of a large O with a smaller superscript 2. Used for oxygen, chemistry, and science.

Rounded solid icon of a large O with a smaller subscript 2. Used for oxygen, chemistry, and science labels.

O2 Fill

Pollution O2

Rounded line icon of a large O with a smaller 2 positioned at its lower right. Used for oxygen, chemistry, and science labels.

Oxygen

Sharp line icon of an open arc around O with a small 2 at lower right. Used for oxygen saturation and pulse oximeters.

Spo2

Pollution O 2

Rounded line icon of an open arc, O, and subscript 2. Used for blood oxygen and health monitoring.

Oxygen Tank O2 1

Sharp solid icon of a large O with a smaller 2 at lower right. Used for chemistry, formulas, and science UI.

Clean solid icon of a large O with a smaller 2 set at the lower right. Used for oxygen, chemistry, and science.

Pollution O2 Message

Rounded solid icon of a droplet with an O and subscript 2. Used for blood oxygen, SpO2 monitoring, and health dashboards.

Spo2 Fill

Sharp solid icon of a large droplet behind an O2 mark. Used for blood oxygen monitoring and health dashboards.

Sharp solid icon of two filled lung-like shapes beneath O2 lettering. Used for VO2 max, oxygen, fitness, and health tracking.

Vo2 Max Fill

Gas Oxigen

Clean line icon of a large O with a smaller 2 at lower right. Used for oxygen, gas, and science interfaces.

Oxygen Tank O2 2

The O2 icon shows a large O with a smaller 2 positioned at its lower right. Drawn in the rounded line style on a 24px grid so its forms stay clear at small sizes. Use it for oxygen symbols, chemistry interfaces, science education, laboratory tools, and molecular data. It belongs to Rounded Line - Streamline Material set in the Streamline Material family.

<p>Material Pro Rounded Line variant features rounded corner styles in line format, following Google's Material Design with enhanced coverage and consistency.</p>

Rounded Line - Streamline Material

<p>Everything you love about Material, without the flaws. We fixed inconsistencies, expanded the library, and rebuilt it for total coverage.</p>

O2 is a line-style Icon from Rounded Line - Streamline Material set.