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.
The main emissions of a car engine are: Nitrogen gas (N2) - Air is 78-percent nitrogen gas, and most of this passes right through the car engine. Carbon dioxide (CO2) - This is one product of combustion. The carbon in the fuel bonds with the oxygen in the air. Water vapor (H2O) - This is another product of combustion.