Yellow or greenish chest mucus is generally a symptom of infection and is often a sign that you should go to your doctor. Chest mucus that contains blood is often a symptom of a more serious infection such as pneumonia or TB, and large amounts of blood in the chest mucus should be seen as a medical emergency.
In California, your residency depends on how long you live in California, what ties you have to the state and local government and whether you are financially self-sufficient. You must be physically present in California for 366 days to become a state resident, except for brief absences such as vacations.
Education law, section 6301, paragraph 4, defines: Resident A person who has resided in the state for a period of at least one year and in the county, city, town, intermediate school district, school district or community college region, as the case may be, for a period of at least six months, both immediately preceding the date of such person's registration in a community college or, for the purpose of section sixty-three hundred five of this article, his/her application for a certificate ...