strong and ductile materials i) Metals. Presently most used metal in the world 3) Aluminium Jol 1:19: 1 First metal known to be used by man is na composite from the list is, 3) CERP (Bronze is not al first material known to be used by man, 27 rock. Not an example for advance material, il computer. It is an alloy metal Human bone is an example of 4) composite. 1 The odd statement about ceramics is 3) Ductile in nature. Brittle material is ceramic. Not a basic component of materials science 3) cost. Q10