Soot
Close-up of rusty metal
Open fire as cause of smog, air pollution by exhaust gases
Portrait of young woman drinking water
Scenic view of land against sky
Panoramic view of abandoned vehicle against clear blue sky
Close-up portrait of boy with soot smear on face
Interior of abandoned building
Rear view of man riding motor scooter on road
Smoke emitting from clouds against sky
View of buildings in city
Close-up of fire
Close-up portrait of boy with soot smear on face
Girl auto mechanic in a helmet looks in a motorcycle mirror and paints lips
Close-up portrait of boy with soot smear on face during sunny day
Charcoal pile burning in the outdoors, romania
High angle view of food in kitchen at home
Close-up of rusty metal
Aerial view of bonfire
Close-up of man holding paper
Smoke emitting from industrial pipe against sky at sunset
Close-up portrait of boy with soot smear on face
Low angle view of smoke stack against sky
Cooking food in pot an open fire during camp of mountain hike
Smoke emitting from volcanic landscape against sky
Smoke emitting from chimney on field against sky
Panoramic view of mountains against sky
Smoking factory chimney or smokestack, pollutant emissions and climate change
High angle view of old roof
Built structure on snow covered wall of building
Low angle view of building against clear blue sky
A stack of victorian era chimneys on buildings in newcastle upon tyne
View of old rusty container outdoors
Panoramic view of bonfire on field against sky
Portrait of young woman standing against wall
Caked pot in soot over campfire on tripod, winter outdoor cooking at campsite, camping mood
Fire on land
Close-up of silhouette hand against sky during sunset
Young woman in abandoned burned room
Smoke emitting from mountain against sky
Close-up portrait of boy making a face
Scenic view of mountains against sky
Panoramic view of illuminated land against sky
Close-up portrait of boy with soot smear on face
Man by campfire, pot of soot over bonfire hanging on tripod, winter outdoor cooking at campsite
Train amidst trees
Smoke emitting from volcanic landscape against sky during sunset
Close-up of boy with soot smear on face
Portrait of boy with soot smear on face
Close-up portrait of boy with soot smear on face
Man by campfire, pot of soot over bonfire hanging on tripod, winter outdoor cooking at campsite
Portrait of young woman standing by railing
Low section of young woman showing dirty hands while standing on footpath
Low angle view of smoke stack against sky
Cropped image of man cleaning bowl
Portrait of young woman riding motorcycle
Burnt wooden log in section. natural background
Close-up of water
Low angle view of communications tower against sky
Boy with soot smear on face
Woman with sunglasses by campfire, pot of soot over bonfire on tripod, winter cooking at camping
Father, dirty after work, gives his daughter a flower
Oil heating, combustion chamber
Close-up of rock
Portrait of boy with soot smear on face
Scenic view of field against sky
Close-up of window on wall of building
Cooking food in pot on burning camp fire during mountain tour
Midsection of man standing by railing
Fire on land
Low angle view of road signal against buildings
Scenic view of clouds over land against sky
Fire on land
Steam locomotive in front of the main station, coal-fired german locomotive from 1939, front view
Smoking factory chimney or smokestack, pollutant emissions and climate change
Close-up of raindrops on leaves
Portrait of boy with soot smear on face
Close-up of boy with dirt on face
Low angle view of rock formations against sky
Close-up of metallic container on table
Midsection of man preparing food
Close-up portrait of serious boy with soot smear on face
Close-up of boy with soot smear on face
Low angle view of fire against sky during autumn