In summary, quality control specialists work in a wide variety of locations where they visually inspect or manually test products. Requirements vary from a high school diploma with on-the-job training to an advanced education, depending on the employer.
Most uncomplicated colds, which often lead to coughs, last between eight and nine days, but about 25 percent last two weeks, and 5-10 percent last three weeks. How quickly your cold is resolved has a lot to do with your general lifestyle habits and the state of your immune system.
How Long Does Bronchitis Last? Acute bronchitis typically lasts two to three weeks, but coughing may persist for up to eight weeks in some people. Chronic bronchitis doesn't ever go away. With this type of bronchitis, coughing jags can last for three months before the next episode.