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.
Nasal Mucus. Colds, allergies and sinus infections can lead to a stuffy nose and sinuses clogged with thick mucus. Tea with lemon, hot lemonade or honey and lemon are common home remedies that can help ease congestion. But their positive effect might derive from the liquids more than from the inclusion of lemon.