A large list of food that starts with A that can be used for many tasks. Click on any word in the list of food starting with A for the definition. NounsStarting.com
Colors of Mucus (Phlegm, Sputum). Phlegm may be clear (white), yellow/green, brown, grey, black, pink, orange, containing red streaks, or frothy. Phlegm is mucus (sputum) coughed up from the chest. It reveals inflammation in the respiratory organs below the vocal cords (voice box, windpipe, bronchi and lungs). From the color and density of phlegm, and accompanying symptoms, its cause may be suspected.
Smokersâ lungs are black. The black color is because every time you inhale a cigarette, it deposits tar in your lungs. Over time and after smoking lots of cigarettes every day, enough tar deposits build up inside the bronchioles until it is distributed throughout the entire lungs.