abstract background bacteria bacterium blue blur bubbles hi-res lava light microbe navy orange wallpaper water blood bloodshot. pain close-up condition conjunctivitis eye eye-drops eyeball eyelash eyelashes eyesight green health human illness infection inflammation iris macro medical ophthalmic painful physical pupil skin vessels virus vision algae bog canal environment environmental fen goo gooey grunge grungy lake marsh mat nature plant poison poisonous pond scum Slime slimy stagnant swamp texture thick toxic weed wet Biochemical Warfare Black & White. City Life danger Flu Mask gas mask hay fever Infectious Disease Inhaling Judgement Day mask pollution Pollution Mask Respiratory Infection safety Standing Out From The Crowd toxic waste urban scene