Analog RGB signals carry video information for the three primary video colors on separate signals, one for each color. Formats that use analog waveforms for RGB signals in home entertainment systems include component video and video graphics array.
So to keep your nasal passages moist, you can: 1  Use a humidifier or vaporizer. 2  Take long showers or -- very carefully -- breathe in steam from a pot on the stove.
1 Do not blow your nose for at least two weeks, maybe longer if your doctor requests. You may wipe your nose, but do not blow.  Try not to sneeze, but if you must sneeze, do so with your mouth open. A closed mouth sneeze will build up too much pressure in the sinus.