Smoke from chimney (RF)

Smoke from industrial (RF)

Smoke from CHP (RF)

Smoke from chimney (RM)

Smoke from chimney (RF)

Smoke from chimney (RM)

Smoke emission from industrial (RF)

Smoke from heat (RF)

Smoke from chimneys (RM)

Smoke from chimney (RM)

Smoke from chimney (RF)

Smoke emission from industrial (RF)

Smoke from chimney (RF)

Smoke from chimney (RF)

Smoke from chimney (RM)

Smoke from factory (RM)

Smoke from lava in Hawaii, USA (RF)

Smoke from lava in Hawaii, USA (RF)

The timber and smoke from chimneys (RM)

Fire in house (RF)

Fuming smokestacks from the factory (RF)

Match (RF)

Smoking (RF)

Black lava, Iceland (RM)

Smoker (RM)

Off Candles (RF)

Off Candles (RF)

Boy (RM)

Fire (RM)

Chimney (RF)

Steam train (RM)

Flyguppvisning (RM)

Steam train (RM)

Smoking (RM)

Young man with cigar (RM)

Industrial (RM)

Drag racing (RF)

Paper industry (RF)

Forest fire (RF)

Smoking cigarette (RM)