Blue Photo by Photo Mix Blue FreePhoto by Photo Mix Free Download ▾ 4740 x3160 3840 x 2560 2560 x 1707 1920 x 1280 1280 x 853 800 x 533 4740 x3160 3840 x 2560 2560 x 1707 1920 x 1280 1280 x 853 800 x 533 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: NIKON D5300 420/10 mm f/4.8 1/4000 s 800 ISO Software:Adobe Photoshop CC 2015 (Windows) plant blue metal environmental environment pipes structure industrial pipe outdoors tube steel mill factory iron towers industrial plant chimneys Colors: