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.
Medications that are delivered to the surface of the nose and sinuses, like sprays and irrigations, can get into the sinuses better after surgery as well. There are many over-the-counter saline solutions available, but patients can make their own saline solution at home: 1  1 quart (4 cups) boiled or distilled water.