Like Download 7.84 MB Smoke with long exposure 5414 x 3626 pixels Aspect ratio 2707:1813 NIKON D610 24 mm f/10.0 30/1 s ISO 100 Online since: 18 December 2016 Taken: 15 July 2016 CC0 / Public Domain factory night smoke industry plant industrial metal technology production manufacturing environment tower steel construction gas power business energy chemical chemistry building chimney petrochemical pollution oil storage rails