Acquired Reactive Perforating Dermatosis Last updated July 12, 2017 Reactive Perforating Collagenosis (RPC) is a very rare skin disorder that can manifest during early childhood or adulthood.
Fog is a mixture because it is an aerosol of water droplets or ice crystals in air. Fog can also contain molecules of acids or ammonia. Continue Reading
During the winter months, fog will form when humid air moves over a cold surface. Winter fog is more common around bodies of water and is sometimes called lake effect fog. Freezing fog, or Steam fog tends to occur in localized areas where cool air passes over warm, moist land.