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.
Yes, the exhaust is the hottest part of the car when you shut it off. Metal is a great conductor so heat travels through the exhaust system fairly rapidly. This means that parts cool at different rates and slightly slide past each other as cooling-induced contraction occurs.