Yellow phlegm is normally a sign of an infection, or a case of the common cold. Greenish or brownish phlegm is nearly always a sign of infection. Greenish or rusty phlegm or phlegm with rusty spots can also be a sign of pneumonia. Coughing up brown phlegm is also a common symptom of excessive smoking.
A flowboard is a variation on a skateboard, combining aspects of surfing, skating and snowboarding.
What is Blackboard? Blackboard is a Web-based learning management system (LMS) designed to support fully online courses or provide a space for face-to-face course supplementation. Blackboard provides many types of tools and features for enriching the learning experience.