Making the world better, one answer at a time. Angel Dust is one of the street names of Phencyclidine, or PCP. It is a drug formerly used as an anesthetic agent, exhibitinghallucinogenic and neurotoxic effects.
A blow to the rib cage can cause either a fracture or bruising to the membrane that covers the bone (periosteum). Both can be very painful, and it is very often hard to distinguish the difference, even with a X-ray.
The Primary Causes of Pain under the Left Rib Cage. The rib bones can break in response to injury, usually something like a car crash or other type of collision or blunt force trauma. The most apparent sign of a broken rib is intense pain in the area, especially when moving or bending.