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.
Fiberboard is an engineered wood product created from wood chips, sawdust, plant fibers and sometimes other materials as well.These materials are bonded together with timber resin or synthetic resin and compressed into rigid sheets under heat and pressure.ost Common Fiberboard. Medium-density fiberboard is the most commonly used fiberboard and is more durable than particle board and less expensive than hardboard.