Interface Essential

Technology

Computers Devices Electronics

Coding Apps Websites

Internet Network Servers

Business Products

Work Office Companies

Money Payments Finance

Shopping Ecommerce

Shipping Delivery

Content

Design

Images Photography

Music Audio

Video Movies TV

Files Folders

Users

Avatars

Emails

Phone Mobile Devices

Messages Chat

Social Media Rewards Rating

Travel

Hotel Spas

Wayfinding

Food Drinks

Furniture Decoration

Lamps Lights Fire

Clothes Footwear Accessories

Tools Construction

Ecology

Nature Farming

Pets Animals

Weather

Health Beauty

School Learning

Science

Culture Religion

Romance

Family Babies Kids

Holidays

Sports

Outdoor Recreation

Entertainment Events Hobbies

Video Games

Crime War Protection

Transportation

Maps Navigation

Building Construction

Landmarks

Real Estate

Arrows Diagrams

Logos

Political

Cannabis

Streamline 3.0

Ultimate

Core

Flex

Sharp

Plump

Micro

Freehand

Streamline Material

Nova

Cyber

Streamline Vault

Pixel

Google Material

Tabler

Remix

Feather

Iconoir

Carbon

Solar

Lucide

Brand Logos

Bootstrap

Atlas

Unicons

Ionic Icons

Phosphor

MingCute

Font Awesome

Majesticons

Mynaui

Radix

Heroicons

Flagpack

Minimal line icon of a cog-shaped bacterium with three inner dots and two floating dots. Used for pollution and bacteria alerts.

Pollution Bacteria

Pollution Pm10

Pollution Co2

Air Pollution 1

Pollution Water

Pollution Skull 1

Gas Pollution Mask 2

Garbage Pollution Water

Air Pollution 2

Pollution Faucet Water

Pollution Wear Mask Man 1

Pollution Fish

Noise Pollution Car

Soil Pollution Toxic

Air Pollution Mask 1

Pollution Water Sewage 1

Pollution O2

Air Pollution Co2

Pollution Deadly 1

Pollution Deadly 2

Pollution Pm 10

Pollution Trash

Pollution O 2

Clean line icon of a dark round face with two eye holes, encircled by arrows. Used for pollution warnings and hazards.

Clean line icon of a cog with three inner dots and two floating dots. Used for bacteria, pollution, and contamination.

Clean line icon of a skull inside a circular hazard symbol. Used for pollution warnings, toxic hazards, and safety alerts.

<p>Freehand is the largest hand-drawn icon set. The Duotone variant uses two colors to create a more vibrant, artistic appearance.</p>

Freehand Duotone

<p>Largest hand-drawn icon set with calligraphic charm. Varying stroke thickness creates artistic appeal. Recommended for authentic brands.</p>

Hand-drawn icons

Pollution

Pollution O2 is a hand-drawn-style Icon from Freehand Duotone set.

Download Pollution O2 SVG vector or transparent PNG icon in Hand-drawn, Outlined, Wireframe style(s) for Sketch and Figma. It belongs to Freehand Duotone vectors SVG collection.