Runners training for a marathon can get a stress fracture if they. escalate their training too quickly. Stress fractures occur when too much weight or stress is put on a weakened bone. It's often the result of an imbalance in bone health caused by actions that outpace the body's natural bone rebuilding process. See Stress Fracture Risk Factors.
(Intermediate Distribution Frame) A wiring rack located between the MDF (main distribution frame) and the intended end user devices (telephones, routers, PCs, etc.). Cables run from the outside world to the MDF and then to the IDFs. See MDF and wiring rack.
MDF is an excellent substrate for veneers and laminates, and is consistent in strength and size. MDF is made from 100% recycled wood content and is available in a no added urea formaldehyde (NAUF), Ultra-lite and fire retardant formats. All MDF distributed by Rugby is CARB certified (California). Specific locations also stock FSC and NAUF certified MDF products.