Pain in your arms, neck, jaw, shoulder, or back accompanying chest discomfort (These symptoms often occur during physical exertion, emotional stress, or eating.) Tingling, aching, or numbness in the elbows, arms, or wrists (especially your left arm) Shortness of breath. Perspiration.
An abbreviation that is used to direct correspondence to a particular place. It is typically used for an addressee who is not at the usual place where he or she would receive correspondence.For example, a letter could be sent to ABC Company, c/o John Smith, or XYZ Company, c/o Human Resources department.or example, a letter could be sent to ABC Company, c/o John Smith, or XYZ Company, c/o Human Resources department.
Woodworking Definition: OC (On-Center) Definition. The term ON-CENTER, which is often abbreviated OC, refers to measuring components of a woodworking or construction projects according to where the center of the stock's thickness falls. For instance, in framing a residential wall, a building plan may call for the wall studs to be placed every 16 inches OC against the floor plate and top plate.