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.
The following are common causes of chronic coughing. 1  Cigarette smoking is the most common cause of chronic cough. 2  Asthma is a disease of the airways, resulting in difficulty breathing or wheezing often characterized by abnormal breathing tests.3  Some asthma sufferers have chronic cough as their only symptom.he following are common causes of chronic coughing. 1  Cigarette smoking is the most common cause of chronic cough. 2  Asthma is a disease of the airways, resulting in difficulty breathing or wheezing often characterized by abnormal breathing tests.