The hardest natrual occuring solid in the world is Diamond
The name of the hardest solid is a diamond; it is the hardest object known to humankind.
diamond is the strongest solid; almost impossible to break (:
No,diamond is the hardest known substance on Earth.
Yes, diamond is the hardest mineral on earth.
The hardest lead in drawing pencils is 2H or 4H.
it is TITANIUM
The name of the hardest solid is a diamond; it is the hardest object known to humankind.
Diamond is the hardest materail in the world
diamond is the strongest solid; almost impossible to break (:
A diamond
Diamond is already a solid: it is the hardest mineral known.
Earth would have to be the hardest of the Aristotelean Elements as it is the only solid one.
Diamond is the hardest substance in the world
its the third hardest exam in the world
No. Aluminum oxide is a solid. In fact it is one of the hardest known substances.
yes.
c b s e is the hardest course in the world