MD5 checksum is a 128-bit hash value (32 characters). Use checksum values. In practice, checksum values are mainly used in three situations. First, checksum value can be used to check data integrity when data is sent through telecommunication networks such as Internet.
Performance Exhaust System. The main purpose of an exhaust system is undoubtedly to route the spent exhaust gas out of the car's engine. Along the way the exhaust gasses may be used to drive a turbocharger and now-a-days it will most definitely incorporate a catalyst converter to reduce carbon dioxide emissions.
Gasoline fumes escape into the air even when we pump gasoline into our fuel tanks. There are four major pollutants that come from cars: A car emits carbon monoxide when the carbon in fuel doesn't burn completely. A car's exhaust emits hydrocarbons, a toxic compound of hydrogen and carbon. When fuel burns, nitrogen and oxygen react with each other and form nitrogen oxides (NOx).