Engineering Materials
The presence of hydrogen in steel causes

Reduced neutron absorption cross-section
Embrittlement
Corrosion resistance
Improved Weldability

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Engineering Materials
Thermoplastic materials are those materials which

Are formed into shape under heat and pressure and results in a permanently hard product
Do not become hard with the application of heat and pressure and no chemical change occurs
Are used as a friction lining for clutches and brakes
Are flexible and can withstand considerable wear under suitable conditions

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