hari ni rasa nak tulis note material engineering
What are Materials?
}Materials may be defined as substance of which something is composed or made.
}Materials are obtained from earth crust and atmosphere.
}Examples :-
Ø Silicon and Iron constitute 27.72 and 5.00 percentage of weight of earths crust respectively.
Ø Nitrogen and Oxygen constitute 78.08 and 20.95 percentage of dry air by volume respectively.
}Materials science deals with basic knowledge about the internal structure, properties and processing of materials.
}Materials engineering deals with the application of knowledge gained by materials science to convert materials to products.
