Overlapping Clouds

A cloud-shaped bubble with a pointed tail. 

Cloud With Tail

Several vehicles on a road while surrounded by air pollution.

Vehicles And Pollution

Kitchen Hood

A smoke and flames cloud shape in a corner.

Smoke And Flames

A rectangular horizontal image or screen showing three factory chimneys emitting smoke.

Three Factory Chimneys With Smoke On Screen

An open cylindrical charcoal grill or smoker.

Charcoal Grill

Chimney

Smoke Or Steam Cloud

Cloud

A single fluffy cloud with a shadow beneath.

Single Cloud

Bubbles

Smoke

Snow Pile

A fluffy snow pile, cloud or rock with a flat bottom.

Snow Pile Or Rock

A fluffy cloud with a shadow on the underside.

Cloud With Shadow Beneath

Puffy Cloud

Abstract shapes of bubbles, clouds or foam.

Foam Or Bubble Shapes

Clouds Or Curved Shapes

The CO2 symbol for carbon dioxide in a cloud of smog.

CO2 Cloud

Factory Buildings

A car facing sideways with smoke coming out of the back.

Car With Smoke

Factory Building

Clouds

Smoke Cloud

Chimneys

A power plant chimney or nuclear reactor with pollution smoke and a radioactive icon on it.

Nuclear Reactor With Smoke

A launching rocket ship with a flame and smoke coming out of its bottom.

Rocket With Flame And Smoke

A cloud with a thin side and a large, fluffy side.

Uneven Cloud

Cigarette With Smoke

A chemistry flask with smoke coming out of it.

Chemistry Flask With Smoke

A round, small BBQ grill with food on top and smoke above.

Round Portable BBQ Grill

A rocket ship with a curved top, a round window, smoke, and two stars.

Rocket With Smoke And Stars

A cloud or smoke shape showing the apocalypse or bad news with multiple juxtaposed icons.

Apocalypse Cloud

Abstract shapes of bubbles, clouds, smoke or foam.

Foam, Smoke Or Bubble Shapes

Wind Or Smoke

A factory facility with two chimneys emitting smoke or clouds.

Factory With Smoke Clouds

Chimney With Smoke

A curved shape representing a cloud of smoke or steam. 

Smoke Or Steam

Hot Drink

A single cloud that is flat on the bottom and fluffy on the top.

A set of oven with a tile wall and a kitchen hood above.

Oven Set With Tile Wall And Kitchen Hood

Cloud 

A truck facing sideways with smoke coming out of the back.

Truck

A nuclear plant with two industrial chimneys with smoke bubbles coming out of them and other infrastructure.

Nuclear Plant

A speech bubble shaped like a puffy cloud.

Puffy Speech Bubble

Factory

A tall house with a pointed roof and smoke coming out of the chimney.

House With Smoke

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.

Illustrations of smoke