Meningitis is a disease caused by the inflammation of the protective membranes covering the brain and the spinal cord. While most people with meningitis recover, it can cause serious complications, such as brain damage, hearing loss or learning disabilities. A vaccination is the most effective way to protect yourself against certain types of meningitis.
Primary & Secondary pollutant. Definition: A primary pollutant is an air pollutant emitted directly from a source. A secondary pollutant is not directly emitted as such, but forms when other pollutants (primary pollutants) react in the atmosphere.
What is the difference between Ram Air and Cold Air Intake systems? A Ram Air Intake technically is a cold air intake system, since it draws cooler air down into the engine than does a stock intake. The main difference comes from where it draws that cooler air, and how it faciilitates combustion.