Engineering Materials
The unit cells

May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice
Have the same orientation and their similar faces are parallel
All of these
Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal

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Engineering Materials
Cyaniding is the process of

Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness
Dipping steel in cyanide bath
Reacting steel surface with cyanide salts
Obtaining cyanide salts

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