What is pH. pH is a measure of the hydorgen ion concentration of a solution. Solutions with a high concentration of hydrogen ions have a low pH and solutions with a low concentrations of H+ ions have a high pH.This may seem like a confusion way to express these reationships, and it is, until you understand what pH stands for.hat is pH. pH is a measure of the hydorgen ion concentration of a solution. Solutions with a high concentration of hydrogen ions have a low pH and solutions with a low concentrations of H+ ions have a high pH.
Smokers often have a smoker's cough caused by damage to the lungs from their habit. Smoking is a strong irritant to the lungs. Cigarette smoke contains approximately 4000 different chemicals. It also contains tar and radioactive materials. A smoker's cough may indicate several different disorders that result from smoking.
1 Chronic cough is a cough that persists over time. 2  Chronic cough is not a disease in itself, but rather a symptom of an underlying condition. 3  Causes of chronic cough include: 4  smoking, 5  asthma, 6  hay fever (allergic rhinitis), 7  sinus problems, 8  GERD, 9  infections, and. 10  medications.