The alloy duralumin is used for the building of aeroplanes because it?
-
A.
asborbs heat readily from sure thereby preventing the inside of the plane from getting cold at high attitudes -
B.
reflects sunlight readily, thereby keeping the inside of the plane cool -
C.
is extremely durable and possesses reflective ability -
D.
is easily the lightest building material -
E.
possesses both strenght and lightness