Copper is a reddish coloured metal which is malleable and ductile. It has excellent thermal and electrical conductivities and good corrosion resistance.
Stone was one of the first materials used to make cloths and cars. It is a very sturdy material. It is less affected by weather than wood or sponge. Depending…
Stone was one of the first materials used to make cloths and cars. It is a very sturdy material. It is less affected by weather than wood or sponge. Depending…
