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.
You could: 1  take cough syrup or throat lozenges. 2  take painkillers such as ibuprofen, paracetamol or aspirin. 3  gargle salt water, which may help ease a sore throat and nasal congestion. 4  take decongestants to help with a blocked nose. These can either be taken orally or as a spray in your nose.