Engineering Materials
The presence of hydrogen in steel causes

Corrosion resistance
Embrittlement
Improved Weldability
Reduced neutron absorption cross-section

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Engineering Materials
The charge of the blast furnace consists of

Calcined ore (4 parts), coke (1 part) and limestone (8 parts)
Calcined ore, coke and limestone all in equal parts
Calcined ore (1 part), coke (8 parts) and limestone (4 parts)
Calcined ore (8 parts), coke (4 parts) and limestone (1 part)

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