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.
Warm, moist air may help if you have chronic sinusitis. You can use a vaporizer, or you can inhale steam from a pan of warm water. Make sure the water isn't too hot. There are some other things you can do yourself to help with chronic sinusitis: Warm compresses can ease pain in the nose and sinuses. Saline nose drops are safe to use at home.