Diamonds are the hardest known substance
Diamond. a very hard material that is the hardest substance ever, or at least discover to be the hardest substance on EARTH THAT IS
The hardest naturally occurring substance is called diamond. It is a form of carbon.
Diamond
The hardest substance in the human body is tooth enamel.The enamel that coats your teeth is the hardest substance in the human body.enamel of your teeth?
Diamond is the hardest substance in the world
Diamond use to be the hardest known natural substance now it is the mineral lonsdaleite at 58% stronger then diamond is the first the second hardest is wurtzite boron nitride at 18% stronger then diamonds they are both extreamly rare natural minerals sources http://www.newscientist.com/article/dn16610-diamond-no-longer-natures-hardest-material.html
Yes.
diamond is the hardest and graphite is the softest
Diamond is the hardest substance in the world, but the second hardest substance is boron nitride. It is often used in high-temperature and high-friction applications due to its exceptional hardness and thermal stability.
the hardest element is osmium, number 76 on the periodic table.
No, Diamond which is entirely made up of carbon is the hardest
A diamond