Automobile Engineering in ME
A laminated glass upon cracking

Bursts into granular pieces
Sandwiched layer traps the fragments
Breaks into the form of crystals
Bursts into sharp edged fragments

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Automobile Engineering in ME
In a ventilated disc brake

Caliper is covered with cooling fins
Disc contains many small holes for optimum cooling performance
Disc contains radial vanes between its rubbing surfaces for optimum cooling performance
A duct directs air towards the caliper for cooling while the vehicle is moving

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