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.
Repeated exposure to marijuana smoke can lead to daily cough, more frequent chest colds, and a greater risk of lung infections. Moreover, many people who smoke marijuana also smoke cigarettes, which do cause cancer, and quitting tobacco can be harder if the person uses marijuana as well.