For severe croup, your child may need to spend time in a hospital. In rare instances, a temporary breathing tube may need to be placed in the child's windpipe. Request an Appointment at Mayo Clinic
This makes 256*256*256=16777216 possible colors. RGB â¡ Red, Green, Blue. Each pixel in the LCD monitor displays colors this way, by combination of red, green and blue LEDs (light emitting diodes). When the red pixel is set to 0, the LED is turned off.
All colors of the RGB color model are created with the 3 primary colors Red, Green and Blue. Mixing these light primaries equals white. This additive color method can display a very wide range of colors. The image below is a close-up shot of a monitor showing the three color grid of a typical monitor.